Nitrobenzidine
[化] 硝基联苯胺
🗣️ 情景例句
Well, it's hard work.
嗯 这种工作很辛苦。
Sometimes it's nice just to sit around and do nothing.
偶尔坐着无所事事，也算是赏心乐事。
If fifty pence pieces are not exchanged for sweets, they rattle for months inside money boxes.
如果50便士不拿来换糖吃，则可以放在储蓄罐里叮当响上好几月。