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以柠檬桉叶油为主要原料经环化、催化氢化二步反应得到薄荷醇.用英语怎么说?
以柠檬桉叶油为主要原料经环化、催化氢化二步反应得到薄荷醇.
Menthol was obtained from lemon eucalyptus oil via cyclization and catalytic hydrogenation.
相关词汇
menthol
was
obtained
from
lemon
eucalyptus
oil
via
cyclization
and
catalytic
hydrogenation
menthol
n. 薄荷醇,薄荷脑;
例句
Inhalations of
menthol
may do the trick.
吸入薄荷醇或许可以起到作用。
was
v. 用来表示某人或某物即主语本身,用来表示某人或某物属于某一群体或有某种性质( be的过去式 ),在,存在,不受干扰;
例句
There
was
a terrible sadness in her eyes...
她眼神中流露出深深的悲伤。
obtained
v. 获得( obtain的过去式和过去分词 ),买到,(规则、制度、习俗等)存在,流
例句
I had
obtained
the authentic details about the birth of the organization.
我已经掌握了有关该组织诞生的可靠的详细资料。
from
prep. (表示时间)从…,(表示原因)因为,(表示来源)来自…,(表示分离)与…分离[隔开];
例句
...an abortive attempt to prevent the current President
from
taking office.
企图阻止现任总统连任的失败尝试
lemon
n. 柠檬,柠檬树,柠檬黄;adj. 柠檬色的;
例句
Boil the chick peas, add garlic and
lemon
juice...
把鹰嘴豆放在开水中煮,并加入大蒜和柠檬汁。
eucalyptus
n. 桉树,桉属植物;
例句
Menthol was obtained from lemon
eucalyptus
oil via cyclization and catalytic hydrogenation.
以柠檬桉叶油为主要原料经环化、催化氢化二步反应得到薄荷醇.
oil
n. 油,石油,油画,燃油;vt. 给…加油;vi. 化成油;
例句
Several magnificent
oil
paintings adorn the walls.
几幅恢宏的油画装点着墙面。
via
prep. 经过,通过,凭借,取道;
例句
Access was
via
a narrow archway.
通道入口是一道狭窄的拱门。
cyclization
n. 环化(作用),成环;
例句
Levocetirizine Dihydrochloride was prepared from benzoyl chloride by acidylation, hydrogenation,
cyclization
with an overall yield of 8.05 %.
以苯甲酰氯为原料,经酰化, 还原, 环合等反应合成左旋西替利嗪盐酸盐,反应总收率为8.05%.
and
conj. 和,与,而且,于是,然后,因此;
例句
I spend a lot on expensive jewelry
and
clothing...
我花很多钱购买昂贵的首饰和衣服。
catalytic
adj. 接触反应的,起催化作用的;n. 催化剂,刺激因素;
例句
...carbon molecules with unusual chemical and
catalytic
properties.
具有特殊化学性质和催化性的碳分子
hydrogenation
n. 加氢,氢化(作用);
例句
The said catalyst was a good
hydrogenation
catalyst for adiponitrile.
Ni-Al-X 催化剂是己二腈加氢的优良催化剂.
热门例句
He acknowledged publicly that he might have made a mistake.
他当众承认自己可能犯了个错误。
...the spiralling vortex airflow that slows the plane.
使飞机减速的螺旋形气流涡旋
You just go on ahead. I'll come by later...
你只管先往前走。我随后就来。
He who spares his rod hates his son, But he who loves him chastens him early.
24不忍用杖打儿子的,是恨恶他;疼爱儿子的, 趁早管教.
For further information, please contact 414 3925, extension 2253.
详情请致电414 3925,转分机2253。
Baroness Thatcher's claims seem credible to many.
撒切尔女男爵的主张在很多人看来是可信的。
He sat there while I made the case for his dismissal...
他坐在那儿,听我陈述解雇他的理由。
Nothing to be got without pains but poverty.
一份耕耘,一份收获。
This decree obliges unions to delay strikes.
该法令迫使工会推迟罢工。
The right to demand payment from the endorser of a commercial paper when the first party liable fails to pay.
追索权当有支付义务的第一方不能支付时,可以向商业票据的背书人要求支付的权力。
相关例句
Why not just hand out blindfolds, Captain?
何不干脆给我们眼罩不就行了 吗 ?
We invited 30 people, but only a handful came.
我们邀请了30人, 但是只到了几个人。
At last the people rose up in arms and defeated the cruel rulers.
人民终于武装起义推翻了残暴的统治者。
Localized fluid collections in the abdominal wall are seromas, abscesses, or liquefying hematomas.
腹壁局部积液可以是血清肿 、 脓肿或溶解的血肿.
...farmers discontented with low prices for their produce.
农民们对农产品低廉价格的不满
Mediating effects of locus of control on sport anxiety are examined.
检验了控制点对于运动焦虑的调节作用.
We are anxiously awaiting the outcome of their discussion.
我们急切地等待着他们讨论的结果。
contextual clues to the meaning
上下文提供的理解其含义的线索
West Hampstead has a variety of good shops and supermarkets...
西汉普斯特德有各种各样不错的店铺和超级市场。
It inhabits a larger area than the megascolecid genus Pheretinca.
它较巨蠕蚓类中环毛蚓属的分布区域大.
热门汉译英
of
learner
gain
Weighing
duck
tensile
Empowering
tow
aortosclerosis
omen
Fresnel
spunky
abasing
southeast
Regresados
Oxfordian
formation
firsts
leaf
Kwords
Passengers
Occidental
Jordanians
scenery
free-running
lily-livered
quiet
menials
influenced
热门汉译英
散播的
清早
当理发师
除去酸味
不被阻塞的
同时发热发电
光滑
集合起来
成球作用
午餐时间
牙关紧闭
粗糙
对应部分
当职员
沼穴
用计逃脱
人面兽心的人
如下所述
向右
隐遁的
滚开
抗淋病药
奶油糕点
使简短
产于北美洲
酗酒
胃小肠结肠炎
氧化吗啡
动员起来
一体化
烯烃
铁路信号所
牲畜
老一套的
昆布三糖
心灵主义
重新解释
发出潺潺声
无诚意的
拾破烂者
惊愕的
失去亲人的
无警戒的
领航执照
支气管刀
挨过
排放控制装置
玻里尼西亚
推进式飞机
最新汉译英
reports
tacking
wildest
versus
latter
attention-getting
well-proportioned
helium-atmosphere
cross-pollination
remote-controlled
light-heartedness
supplying
absent-mindedness
neo-impressionism
cross-referencing
cross-examination
self-centeredness
blepharo-atheroma
cross-questioning
Autocratic
inhale
Supervisor
Classified
Meticulous
Bangladesh
Piccadilly
Gaultheria
Ceylonese
analyzing
最新汉译英
匈牙利
参加宴会
偏僻的
冲淡法
再点火
偏盲的
小桉树
露着的
五十几
参政权
沐浴的
小调的
疲惫的
一体化
半共生
散播的
展开的
昏暗地
灿烂地
凯瑟琳
火炉栏
唐突地
体格上地
九十几
烟熏器
和弦基音
黄苓苷
卷入纠纷
诡诈者
苦苏花
安定的
蜜月期
鹦鹉螺
占主导地位地
值得崇拜的
小动脉硬化
一般人所能理解的
劳动者的合住小屋
易饱的不可口食物
短距离全速奔跑者
酗酒
盲目的爱国心
细眯着眼看的
女遗产管理人
氢丛毛杆菌属
气压陀螺仪
纸张尺寸
双形真菌素
轻快地走