U-bolt
[电] U形螺栓
🧩 词语组成解析
bolt
[bolt]
n. 螺栓，螺钉;闪电，雷电;门闩;弩箭;
vt. 筛选;囫囵吞下;（把门、窗等）闩上;突然说出，脱口说出;
vi. （门窗等）闩上，拴住;冲出，跳出;（马等的）脱缰;囫囵吞下;
adv. 突然地;像箭似地;直立地;
🗣️ 情景例句
I'm going to the library to do some research.
我要去图书馆搞些调研。
He says it's too dangerous.
他说这样做很危险。
Was it a good match?
是场好球吗？