Lactofil
合成蛋白质纤维
🗣️ 情景例句
Hi.
嗨，
Grasp all,lose all.
样样都要，全部失掉。
We tramped through the wood for over two hours until we arrived at a deep stream.
我们在树林中跋涉了两个多小时，到了一条深溪边。