Polygalacturonase
多聚半乳糖醛酸酶
🗣️ 情景例句
because we have a little surprise for you today.
因为今天我们要给各位一项惊喜。
Telling your troubles is swelling your troubles.
诉说烦恼等于增加烦恼。
Is that all?
只能这样吗？