母亲不在家孩子们总是调皮捣蛋的英文

the children always act up when their mother is out

• 母亲:    mother
• 不在家:    not be in; be out
• 孩子们:    the children
• 总是:    always; invariably
• 调皮捣蛋:    act up; mischievou ...