Indefective
a. 无缺点的, 完美的
🗣️ 情景例句
No. I really don't know how to go about it.
没有。我真不知道如何填。
I am sorry to keep you waiting.
真抱歉，让你久等了。
The temperature will stay above zero in the day-time, but at night it will fall below zero again.
白天气温保持在零度以上，但夜间仍会降至零下。