Glycosine
山柑子碱
🗣️ 情景例句
There's much more to be done.
要做的事太多了。
Thank you for giving me an opportunity to speak about myself at this special occasion.
谢谢大家给我机会在这样一个特别的场合介绍我自己。
'Whatever are you doing up here Bill?' asked the vicar in surprise.
“你究竟在这上面干什么，比尔？”牧师惊讶地问。