Dtb
[医][=2，4-dithiobiuret]2，4-二硫代缩二脲
🗣️ 情景例句
In America, it is generally thought that being a workaholic is unhealthy and harmful.
在美国，一般认为工作狂是不健康且有害的。
The thief is peeping through a keyhole.
那个小偷从钥匙孔中窥视。
A young English writer made the pertinent observation a year or two back
一两年前，一位年轻的英国作家发表了中肯的看法。