经典句型:Sorry,these books are on reserve. 对不起，这些书不外借。

A:I'd like to check them out.
甲:我想借这些书。
B:Sorry,these books are on reserve.
乙:对不起，这些书不外借。
A:So I have to read them here.
甲:我只好在这儿读了。
B:The reading section is over there.
乙:阅览区在那儿。

经典句型:The magazines,newspapers and periodicals have to be read within library. 杂志，报纸

和期刊只能在图书馆内阅读。

A:May I borrow these magazines?
甲:我可以借阅这些杂志吗?
B:Sorry,you can't. The magazines,newspapers and periodicals have to be read within library.
乙:对不起，不可以。杂志，报纸和期刊只能在图书馆内阅读。
A:I see.
甲:我知道了。

句型讲解：
on reserve表示“保留”。These books are on reserve.意思是“这些书要保留在图书馆里，不能外借。”in reserve也有“保留，存留”的意思。