🗣️ 情景例句
Then an adult must sign for you.
那就必须有一位成年人来替你签字。
One should travel out of his own country at least once.
我们至少应该离开自己的国度去旅行一次。
The killing of the bison changed the whole wildlife of the plains. With fewer bison, grass shoots were not eaten, so grass did not grow as strongly.
屠宰野牛改变了平原的全部野生生物。野牛少了，嫩草没有牛来吃了，草就长得不粗壮。