Pectosinase
[醫] 果膠糖酶
??? 情景例句
I hope he's in a good mood.
我希望他心情不錯。
There is no time like the present.
機不可失，時不再來。
He has made neat paths and has built a wooden bridge over a pool.
他修筑了一條條整潔的小路，并在一個池塘上架了一座小木橋。