Definition
孪生 is an attributive adjective meaning 'twin' — it always comes before a noun like 姐妹 (sisters) or 兄弟 (brothers). 双胞胎 is a noun meaning 'twins' (the people themselves) and is the everyday spoken term; 孪生 is more formal and literary.
adjective
twin (adjective)
Examples
- 孪生。Zhè duì luán shēng jiěmèi zhǎng de yì mú yí yàng.This pair of twin sisters look exactly the same.
- 孪生。luán shēng xiōngdì tōngcháng yǒu xiāngsì de xìnggé.Twin brothers usually have similar personalities.
- 孪生，。Tāmen shì yí duì luán shēng xiōngdì, dàn xìnggé wánquán bùtóng.They are a pair of twin brothers, but their personalities are completely different.
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