[医][=uric acid]尿酸;
例句:
Franceand Germany are neighbo ( u ) ring countries .
法国和德国是 邻国.
A house was on fire last night in our neighbo ( u ) rhood .
我的附近一所房子昨夜 失火 了.
The United States of america is commonly abbreviated to U.S.a..
美利坚合众国常被缩略为U.S.a.。