Directed line
[计] 有向线, 定向线, 直线
🧩 词语组成解析
directed
[[di'rektid]]
a. 定向的；经指导的；被控制的
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
When did the Roman Empire come into being?
罗马帝国是什么时候形成的？
What kind of look is that?
你那时什么脸？
We endeavour to avoid the old, romantic idea of a gusher, which wastes oil and gas.
我们尽量避免使用陈旧天真的喷井方法，那样会浪费石油和天然气。