Subtend
vt. 对
✅ 同义词
📖 牛津释义
subtend
v[Tn]
(geometry 几) (of a chord2(1) or the side of a triangle) be opposite to (an arc(1) or angle) （指弦或三角形之边）对向（某弧或角）
The chord AC subtends the arc ABC. The side XZ subtends the angle XYZ. AC 弦对向 ABC 弧. XZ 边对向 XYZ 角. =>illus 见插图.
🗣️ 情景例句
Every cloud has a silver lining.
再黑暗的地方也有一线光明。
I don't have the time for any more extra-curricular activities.
我没有更多的时间从事课外的活动了。
In fact, I was a bit frightened and didn't know what we should do.
事实上我有点害怕，不知道我们该怎么办。