D-amylbromide
[化] 光活性溴戊烷
🗣️ 情景例句
Here are the fliers, hot off the press!
传单来了， 刚刚印出来的！
Yes, I worked from early morning until late at night.
是,我从清早工作直到半夜。
It was noticed that there were no signs or warnings on the supply lines that ran round the port.
人们这才注意到，铺设在码头周围的供应管道上没有贴标签或告示。