Polyliner
多孔衬套
🗣️ 情景例句
That's all right.
没关系。
It's bleeding.You'd better go see a doctor about that cut.
它正在流血. 你最好为那个刀口去看医生。
for it produces a resentful animal who at a later stage may well turn man-killer.
因为这种方法训练会使动物反感，在以后某个时期可能会变成伤人的动物。