mandatory

释义

a. 命令的, 托管的\n[经] 受托者, 命令者 mandatory standard n. 强制性标准，法定标准；推荐性标准 mandatory provident fund 强制性公积金 mandatory measures 指令性措施

例句

Murder carries a mandatory life sentence .

谋杀罪依照法律要判无期徒刑。

The Council has made it mandatory for all nurses to attend a refresher course every three years.

理事会规定所有护士必须每三年参加一次进修课程。