enlarge
/ɪnˈlɑːdʒ/verb
1- make or become bigger or more extensive（使）变大; （使）扩大：
with obj. recently my son enlarged our garden pond我儿子最近将我们花园里的池塘扩大了
no obj. lymph nodes enlarge and become hard淋巴结增大变硬
as adj. enlarged an enlarged spleen.增大的脾。
1.1
- with obj.（常作 be enlarged）develop a bigger print of (a photograph)放大（照片）。
词源
Middle English （formerly also as inlarge ）： from Old French enlarger, from en- (expressing a change of state) + large 'large'.
短语动词
enlarge on/upon
- speak or write about (something) in greater detail详述, 细说：
I would like to enlarge on this theme.
我想详细说明一下这一主题。