Quantitative theory
[计] 定量理论
🧩 词语组成解析
🗣️ 情景例句
I'd better hit the books.
我最好勤奋学习。
If you're hungry, we can eat dinner now.
如果你饿了，我们现在就去吃饭。
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。