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を
1. indicates direct object of action
2. indicates subject of causative expression
3. indicates an area traversed
4. indicates time (period) over which action takes place
5. indicates point of departure or separation of action
6. indicates object of d...
表示动作的直接对象；表示经过的场所；表示离开或分开的点
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寝る， 寐る， ねる
1. to sleep (lying down)
2. to go to bed, to lie in bed
3. to lie down
4. to sleep (with someone, i.e. have intercourse)
5. to lie flat (e.g. of hair)
6. to lie idle (of funds, stock, etc.)
7. to ferment (of soy sauce, miso, etc.)
睡觉（躺下）；上床睡觉，躺在床上；躺下