gland

/glænd/

any of various organs that synthesize substances needed by the body and release it through ducts or directly into the bloodstream

Chinese meaning: 腺；腺体

The thyroid gland regulates metabolism by releasing hormones into the bloodstream.

甲状腺通过释放激素到血液中来调节新陈代谢。

Sweat glands help cool the body when it gets too hot.

汗腺在身体过热时帮助降温。