Lecithase
[化] 卵磷脂酶
🗣️ 情景例句
This is fun. It's a piece of cake.
有意思 毫不费力。
He isn't really serious; he's just playing games with her.
他并不是一本正经，只是跟她玩玩游戏而已。
The best time to come to China is in spring or autumn.
到中国来，最好的时间是在春天或者秋天。