学校指定几名老师负责夏令营的安全事务。Xuéxiào zhǐdìng jǐ míng lǎoshī fùzé xiàlìngyíng de ānquán shìwù.The school designated several teachers to be responsible for safety matters at the summer camp.
请在指定的地点集合,不要迟到。Qǐng zài zhǐdìng de dìdiǎn jíhé, bú yào chídào.Please gather at the designated place and do not be late.
老师指定我当这次活动的组长。Lǎoshī zhǐdìng wǒ dāng zhè cì huódòng de zǔzhǎng.The teacher appointed me as the group leader for this activity.