31. | the alimentary canal |
| 消化道
|
32. | bridge a river, canal , ravine, etc |
| 在河流, 运河, 深谷等上面架桥
|
33. | the 53-arch bridge on the Grand Canal near Suzhou |
| 苏州附近大运河上的那座53也桥
|
34. | pass through a lock in a canal |
| 通过运河上的船闸
|
35. | construct a canal network |
| 建造运河网
|
36. | close a canal to merchant ships for military reasons |
| 由于军事上的原因禁止商船通过运河
|
37. | cut [make] a canal through the hill |
| 开凿一条运河穿过山丘
|
38. | drive a canal across the Isthmus of Panama |
| 开凿运河通过巴拿马地峡
|
39. | an evil-smelling canal |
| 臭水沟
|
40. | the Grand Canal |
| (中国的)大运河
|