Abrastol
β-萘酚-α-一元磺酸钙
🗣️ 情景例句
It was so nice to be out in the country.
出去置身乡下真是太好了。
It must be about three thirty.
现在想必是三点三十分左右。
It was raining heavily and they found that a stream had formed in the field.
雨下得很大，他们发现地上已经形成了一条小溪。