Pentadecanoyl
十五(烷)酰
🗣️ 情景例句
Sorry, I have to say good-bye.
我不得不说再见了。
I think the teacher works us too hard.
我觉得教师害得我们太苦了。
Oh dear! You mean I'm too fat? That is a problem! said Mrs Brown.
“天哪！你的意思是说我太胖了吧？这是个问题！”布朗夫人说