n. the region that is inside of something
n. the inner or enclosed surface of something
a. relating to or being on the side closer to the center or within a defined space
s. being or applying to the inside of a building
n. 内部, 内脏, 内幕
a. 内部的, 秘密的, 户内的
adv. 在里面
prep. 在...之内
1. The cat is sleeping inside the box.
猫正在箱子里睡觉。
2. Please stay inside the house during the storm.
暴风雨期间请待在屋里。
3. I found my keys inside my backpack.
我在我的背包里找到了钥匙。