Deruster
除锈溶液, 除锈剂
🗣️ 情景例句
Very few people last in this class for the full hour the very first time.
很少人能够第一次撑完一个小时的课。
He has a radio,doesn't he?
他有一台收音机，对不对？
I'm full, thank you.
我饱了，谢谢你。