Biling
n. 【生理学】；胆汁
🗣️ 情景例句
How many classes are you taking this semester?
这学期你有多少课？
It's impossible. You may notice that the cost of raw materials has gone up in recent years.
不可能，您可能注意到了近年来原材料的价格上涨了。
This machine joins the metal pieces together, he said.
“这台机器把金属片焊接起来，”他说