Protractedtest
[化] 疲劳试验
🗣️ 情景例句
this weekend?
这个周末？
But Li Ming has promised to come home for the summer vacations.
但是李明已经答应暑假回家。
How did the bees know exactly in which diection to fly?
蜜蜂是怎样确切地知道朝哪个方向飞呢？