Dape
[医][=4，4'-diaminodiphenyl ether]4，4'-二氨基二苯醚
🗣️ 情景例句
How are you?
你好吗？
I don't know for sure.
我不能肯定。
Almost any day a young porpoise may be seen trying to turn a 300-pound sea turtle over by sticking his snout under the edge of his shell and pushing up for dear life.
几乎每天都可以看到一只小海豚把鼻子顶入一只300磅重的海龟的硬壳下面，拼命地把它翻过来。