Open drainage
[医] 开放导液法, 开放引流法, 明沟
🧩 词语组成解析
open
['opən]
adj. 敞开的，开着的;公开的，公共的;坦率的;有议论余地的;
vt.& vi. （打）开;开始;睁开;启动;
n. 户外，野外;空旷;公开;
vi. 使打开;展示，显现;
vt. 张开;开放;开张营业;为（建筑物）揭幕;
🗣️ 情景例句
The little boy held his mother's hand firmly when crossing the street.
那小男孩过马路时紧抓着母亲的手。
There has been a great mistake.
发生重大的错误了。
Whatever the source of noise, one thing is certain: silence, it seems, has become a golden memory.
看来寂静已变成一种珍贵的回忆。