Open line
[计] 明线
🧩 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;
line
[laɪn]
n. 线条;排;行列;界线;
vt. 排队;用线标出;沿…排列成行;给…安衬里;
vi. 形成一层;排队;击出平直球;
🗣️ 情景例句
Look before you leap.
想好了再行动。
One man makes a chair and another man sits in it.
坐享其成。
It took him some time to connect the long rubber pipe to the air supply pipe that ran round the port, but at last it was done and as a result work was able to progress much faster.
他花了不少时间把长长的橡胶管接到铺设在码头周围的空气供应管上，最后他终于把它们连接起来，工作因而进展得更快。