| 单词 | trench |
| 释义 | trench n. & v. --n 1. a long narrow usu. deep depression or ditch. 2. Mil. a this dug by troops to stand in and be sheltered from enemy fire. b (in pl.) a defensive system of these. 3. a long narrow deep depression in the ocean bed. --v 1. tr. dig a trench or trenches in (the ground). 2. tr. turn over the earth of (a field, garden, etc.) by digging a succession of adjoining ditches. 3. intr. (foll. by on, upon) archaic a encroach. b verge or border closely. Phrases and idioms trench coat 1. a soldier's lined or padded waterproof coat. 2. a loose belted raincoat. trench fever a highly infectious disease transmitted by lice, that infested soldiers in the trenches in the war of 1914-18. trench mortar a light simple mortar throwing a bomb from one's own into the enemy trenches. trench warfare hostilities carried on from more or less permanent trenches. Etymology: ME f. OF trenche (n.) trenchier (v.), ult. f. L truncare TRUNCATE |
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