Radivection
辐射对流加热
🗣️ 情景例句
When did you come here?
是什么时候来这儿的？
Slow help is no help.
帮忙不及时，等于不帮忙。
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。