early 15c., from French canal, chanel "water channel, tube, pipe, gutter" (12c.), from Latin canalis "water pipe, groove, channel," noun use of adjective from canna "reed" (see cane (n.)). Originally in English "a pipe for liquid," its sense transferred by 1670s to "artificial waterway."
权威例句
1. The rough rock walls were like the sides of a deep canal.
凸凹不平的石墙就像一条很深的运河的河岸。
2. Long-mothballed projects like widening the Suez Canal are being dusted off.
诸如拓宽苏伊士运河等长期束之高阁的计划正被重新采用。
3. Hearing can be affected by ear wax blocking the ear canal.
耳垢堵塞耳道可能会影响听力。
4. Egypt has lost out on revenues from the Suez Canal.