Pentacetate
五乙酸盐
🗣️ 情景例句
I have an idea that may solve the problem for him
我有个主意他也许能解决这个问题
So they are content to let him go to America.
所以他们满意地让他去美国了。
When he died, however, his brothers found it impossible to keep the secret any longer.
他死后，他的弟弟们才觉得无法再保守这个秘密了。