Indefiniteness
无定性; 不定性
🗣️ 情景例句
Well, I can use your brainpower on the job right now.
嗯， 我马上可以将你的才智用在这项工程上。
How do you do?
你好
It is much cheaper to post or email a long report than to fax it.
邮寄或电子邮递一封长篇报告比传真要便宜得多。