Precalculus
a. & n.学习微积分前必修的(课程)
🗣️ 情景例句
Are you kidding?
在开玩笑吗?
How can you deny the facts?
你怎么能否定事实呢？
Some time ago, however, a peculiar fish was caught near Madagascar.
然而不久前，在马达加斯加附近的海里却捕到了一条奇怪的鱼。