n.孪生儿之一,双胞胎之一( twin的名词复数 );两个相像[密切关联]的人[物]之一;双胎;
例句:
Many people thought they were twins.
许多人以为他们是双胞胎.
Ultrasound showed she was expecting twins.
超声波扫描显示她怀了双胞胎。
Only their mother knows the twins apart.
只有他们的母亲才能分清这对双胞胎.