n. 1.运河；沟渠，水道。 2.【建筑】沟；【解剖学】管，道。 3.【天文学】火星表面的运河状细长沟纹。 短语和例子 the alimentary canal消化管。 the Suez C- 苏伊士运河。 the C- Zone 巴拿马运河区。 vt. (-l(l)-), 在…开运河；在…开沟，疏导。
long and narrow strip of water made for boats or for irrigation
a bodily passage or tube lined with epithelial cells and conveying a secretion or other substance; "the tear duct was obstructed"; "the alimentary canal"; "poison is released through a channel in the snake''s fangs" 同义词：duct, epithelial duct, channel,
(astronomy) an indistinct surface feature of Mars once thought to be a system of channels; they are now believed to be an optical illusion
provide (a city) with a canal 同义词：canalize, canalise,
例句与用法
1.
The grand canal joins the haihe at tianjin . 大运河在天津与海河汇合。
2.
Drop warm ear drops in external canal . 将加过温的药液滴入外耳道。
3.
Americans had long admired europe's canals . 美国人早就羡慕欧洲那些运河。
4.
In 1867, the suez canal was opened . 1867年，苏伊士运河开航了。
5.
Canals have been built to take water to the desert . 开掘渠道把水引进沙漠。
6.
This irrigation canal has fallen into disuse . 这条渠荒废了。
7.
The panama canal joins two oceans . 巴拿马运河连通两大洋。
8.
The two towns are linked by a canal . 两个城镇有运河相连。
9.
The fields are crisscrossed by irrigation canals and ditches . 田野上沟渠纵横。
10.
Furuncles of the auditory canal should be allowed to resolve . 应能使耳道疖消退。
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