prep.

1. 在……范围内；不超过
   They finished the house within half a year.

   他们在半年内盖好了这幢房屋。

2. 在……里面，在……内部
   He kept within doors all day yesterday.

   他昨儿整天呆在屋里。

ad.

1. 在里面；在内部；在心中
   She is pure within.

   她内心纯洁。

2. 在户内

n.

1. 里面，内部[U]

prep.

1. inside (something).
   ▸inside the range of.
   ▸inside the bounds set by.
2. not further off than (a particular distance).
3. occurring inside (a period of time).

adv.

1. inside; indoors.
2. internally or inwardly.