Acceerative
加[催]速的, 促进的
🗣️ 情景例句
How are you getting along?
近来如何？
It is easier to descend than to ascend.
下降容易上升难。
the varieties are infinite; but two classes may be roughly seen.
鸟的飞行方式千差万别，但大体上可分为两类。