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the diameter of a tree trunk是什么意思？

the diameter of a tree trunk

树干的直径

相关词汇
the diameter of tree trunk

the

art. 指已提到的人（物），指说话人与听者已知的人（物），用于独一无二的事物前，与形容词最高级和序数词连用；
例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

diameter

n. 直径，直径长，放大率；
例句
...a tube less than a fifth of the diameter of a human hair.
直径不足人的头发直径1/5的电子管

of

prep. 关于，属于…的，由…制成；aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气]；
例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

tree

n. 树，木料，树状图，宗谱；vt. 把…赶上树，使处于困境，把鞋型插入（鞋内）；
例句
If the soil is allowed to dry out the tree could die.
如果听任土壤变干，树木可能会枯死。

trunk

n. 树干，象鼻，躯干，汽车车尾的行李箱；
例句
...the knotty trunk of a hawthorn tree.
多节的山楂树干
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。
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。
This decree obliges unions to delay strikes.
该法令迫使工会推迟罢工。
Nothing to be got without pains but poverty.
一份耕耘，一份收获。
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。
Supporters of the death penalty argue that it would deter criminals from carrying guns...
死刑的支持者认为它能阻吓罪犯携带枪支。
相关例句
Seek common ground on major questions while reserving differences on minor ones.
求大同存小异.
The nasty thing about a blackmailer is that his starting point is usually the truth.
勒索者的可恶之处在于他一开始往往是从事实入手的。
Every single relationship I've had with a man, outside of my husband, has ended in disaster.
除了我丈夫之外，我与所有男人的感情都以悲剧收场。
Morocco is an independent monarchy.
摩洛哥是个独立的君主国家。
The utility model discloses a kelp seeding rope buoy, belonging to an aquiculture bobber.
一种海带苗绳浮漂, 属于水产养殖沉浮子.
" I reckon so,'said Huckleberry; anyways, I'm suited.
“ 我猜是这样, ”哈克贝利说, “不管怎样讲, 我挺喜欢这儿.
The chanting inside the temple stopped.
寺庙内的诵经声停了。
Emiction difficulty is also a kind of disease which cannot be neglected.
小水困难也是一种疾病,可千万不要不当一回事.
The president had an audience with the Pope in the Vatican...
总统在梵蒂冈谒见了教皇。
When in doubt, call the doctor.
如有疑问，请联系医生。