入门字
uniform (n.) 制服 (a.) 划一的
uni/ form
one/ form
进阶字
1. unilateral (a.) 单边的
uni/ later/ al
one/ side/ 形容词字尾
During the Cold War, the former USSR observed a unilateral ban on nuclear tests for some time while the U.S. went on with tests.
冷战期间，前苏联一度单边禁止核武试爆，美国则持续进行试爆。
2. unisex (a.) 不分性别的
uni/ sex
one/ sex
This kind of T-shirt is unisex—it is meant for men as well as women.
这种T恤不分性别，男女都可以穿。
3. unison (n.) 异口同声，齐声
uni/ son
one/ sound
The teacher asked a question and the students answered in unison.
老师问了个问题，学生们齐声回答。
4. unanimous (a.) 心意一致的
un(i)/ anim/ ous
one/ mind/ 形容词字尾
The bill enjoyed unanimous approval in both Houses of the Congress.
这项提案在国会两院都获得一致支持。
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