Onb
[医][=o-nitrobiphenyl]邻-硝基联苯
🗣️ 情景例句
That's the way I look at it.
我就是这么看这件事的。
The greatest fool is he who worries about what he cannot help.
操心无法可想的事是最大的傻瓜。
No one discovers a rarity by chance.
无论是谁都不会一下子就发现一件珍品。