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Tourism must try to be eco-friendly.是什么意思？

Tourism must try to be eco-friendly.

旅游业必须尽力做到环保。

相关词汇
tourism must try to be

tourism

n. 旅游，观光，旅游业；
例句
With the caveat that almost every figure in this survey is suspect, it can at least be said that the world travel and tourism industry is huge...
尽管事先声明此项调查报告中的每个数字都不可靠，但至少可以说，世界旅游观光业的市场庞大。

must

aux. 必须，必然要，（做出逻辑推断），（表示坚持）；n. 必须做的事，必不可少的事物，葡萄汁，霉臭，麝香；vt.& vi. （表示必要或很重要）必须，（提出建议）应该，得，（表示很可能或符合逻辑）一定；adj. 不可或缺的，狂暴的；
例句
Some parents believe a boy must learn to stand up and fight like a man.
有些父母认为男孩子必须学会像男子汉一样顶天立地，勇于抗争。

try

vt.& vi. 试图，努力，实验，审判，考
例句
He stopped to try to adjust his vision to the faint starlight...
他停下脚步试着让眼睛适应微弱的星光。

to

prep. 向，朝着，到，关于，属于；adv. 朝一个方向的，到某种状态，关闭；
例句
I suggest you leave it to an expert...
我建议你把它留给专家来解决。

be

v. 是，有，存在，做，成为，发生；aux. 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；
例句
The older child should be able to prepare a simple meal...
那个年纪稍大的孩子应当会做一顿简单的饭菜。
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。
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。
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
He went to the door, opened it a crack, and listened.
他朝门走去，打开一条门缝听着。
a fitful night's sleep
夜间时睡时醒
NOTE — Either absorbance or transmittance measurement may be used for preparing inocula.
注:制备接种体的吸光度和透光率.
Leisure is usually defined in opposition to work.
休闲常被定义为工作的反面。
I would prefer buy computer rather than go on a trip.
我宁愿花钱买台电脑而不去旅游的.
A live audience will pose the questions...
问题将由现场的观众提出。
They are usually tall wooden walls with hard plastic handholds set at various angles.
通常是高大的木墙,设置各种不同角度的硬质塑料岩点.
The development of severs hypertention in glomerular disease is an ominous s ign.
肾小球疾病时发生严重高血压是一种不良的现象.
Terrestrial and aquatic fauna may sometimes be found resting together under a loose stone.
有时在松动的石头下可以同时看见栖息的陆生动物和水生动物。
There's tuna fish for sandwiches and you'll find coleslaw in the fridge.
有鲔鱼叁明治给你冰箱里还有凉拌卷心菜.