Norlig
木质素磺酸盐
🗣️ 情景例句
I lift weights every morning for sixty minutes without stopping.
每天早晨我举重六十分钟，中间还不是没有休息。
I'm going by air.I like flying.
我将坐飞机去，我喜欢飞行。
Late in the afternoon, the boys put up their tent in the middle of a field.
傍晚时分，孩子们在田野中央搭起了帐篷。