Stains
n. 染色剂；污点（stain的复数）
🗣️ 情景例句
Workers have to work very hard to keep bread on the table.
工人得十分努力工作才能赚钱糊口。
United's Flight 102 leaves at 9:20.
联合公司的102次班机9点20分起飞。
He never has anything to do.
他从来都是无事可做，