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1.household chore 家务活
例句：He is doing household chores.
他正在做家务.
2.pile up 堆积
例句：Mail was still piling up at the office.
办公室里的邮件仍在往上堆。
3.vacuum cleaner 真空吸尘器
例句：The Marshal stepped over the vacuum-cleaner and stumped out of the room.
元帅迈过真空吸尘器，脚步沉重地走出了房间。
4.washing machine 洗衣机
例句：Her washing machine tends to fray edges on intricate designs.
她的洗衣机经常会把织物上的一些复杂图案的边缘磨坏。
