Ethylcellulose
乙基纤维素
🗣️ 情景例句
the first settlers in America.
他们是第一批来美国定居的移民。
While the priest climbs a post, the devil climbs ten.
道高一尺，魔高一丈。
I'm afraid he's out. He won't be back until tomorrow.
对不起，他外出去了，明天才回来。