🗣️ 情景例句
She is giving me piano lessons in exchange for her English classes.
我教她英语，她教我弹钢琴。
These clothes are dirty, they need to be washed.
这些衣服脏了，需要去洗。
This machine joins the metal pieces together, he said.
“这台机器把金属片焊接起来，”他说