Hydronaphthol
氢化萘酚
🗣️ 情景例句
He's not making much progress with his English.
他的英语进步不大。
It is an equal failing to trust everybody and trust nobody.
信任任何人和不信任任何人，同样是缺点。
easily obtainable from the lunar rocks in the form of liquid oxygen.
从月球上的岩石中很容易提炼出液态氧，