embrasure

• n. 炮眼，射击孔

em-, 进入，使。-bras, 砍，破开，可能同break. 即在墙上开挖的一个小洞，作眺望或碉堡机枪口之用。

embrasure (n.)

"enlargement of the interior aperture of a door or window," 1702, from French embrasure (16c.), from Old French embraser "to cut at a slant, make a groove or furrow in a door or window," from assimilated form of en- "in" (see en- (1)) + braser "to cut at a slant."

1. The window was an embrasure in an enormously thick wall.

窗户是个炮眼,墙壁异乎寻常的厚.

来自辞典例句

2. The napalm rolled over and down the front of the recessed embrasure.

那一发凝固汽油弹滚落到了嵌壁枪眼的前方.

来自互联网

3. Casting clasp between teeth ( CCBT ) is set up between buccal arid lingual embrasure of abutment teeth.

方法:在两基牙间的颊、龈外展隙内设置牙间卡 ( 发夹卡 ).

来自互联网