mould plunger force plug

例句：

1. 1. The mould on the wall has been growing for months.
   墙上的霉菌已经生长了几个月。
2. 2. The food was spoiled by the mould.
   食物被霉菌污染了。
3. 3. The mold is a common cause of mildew and musty odors in homes.
   霉菌是家庭中常见的霉斑和霉味的原因。