Heavy sleeper
01
沉睡者, 熟睡的人
someone who sleeps very deeply and is not easily awakened by noise or disturbances
例子
He ’s a heavy sleeper and did n’t hear the alarm go off.
他是个睡得很沉的人，没听到闹钟响。
They live next to a busy street, but their kids are heavy sleepers, so it does n't bother them.
他们住在一条繁忙的街道旁边，但他们的孩子是睡得很沉的人，所以这不会打扰他们。
