Indefiniteness
无定性; 不定性
🗣️ 情景例句
Good-bye, and thanks for bringing Gemma in.
再见，谢谢你们把Gemma送来。
They had to call in a heart specialist.
他不得不请一位心脏病专家。
Already, orientals and Asian Americans constitute the majority of the engineering staffs at many Valley firms.
硅谷许多公司中工程技术人员的大多数是东方人和亚裔美国人。