Contan
热塑性尿烷橡胶
🗣️ 情景例句
When's the next class?
下一次上课什么时候？
The peacock has fair feathers, but foul feet.
孔雀虽有华羽，但有贱足。
If there had not been a hard layer of rock beneath the soil, they would have completed the job in a few hours.
如果不是因为土壤下面有一层坚硬的岩石，他们的营救工作仅用几个小时就可以完成了。