Acroteben
[化] 羟苄异烟腙
🗣️ 情景例句
So, it's virtually risk-free for you.
所以，事实上对您而言，是完全没有风险的。
The clerk helped me find what I wanted.
职员帮助我发现我想要的东西。
It is hard for us to realize nowadays how difficult it was for the pioneers.
我们今天很难想像昔日的登山先驱们是多么艰苦。