合欢的英文：
Albizzia julibrissin
silk tree
get reunion
happy reunion
meet and enjoy
happy get-together
n. [植]合欢树
n. 丝，蚕丝；丝绸
adj. 丝的；丝绸的；丝制的
- The dress is made of neat silk.
这连衫裙是用光滑的丝绸做成的。 - In 1796 he took silk.
1796年他任王室法律顾问。 - This silk scarf spots easily.
这块丝绸围巾容易沾上污渍。