Chinese phrase
请在〜之前给我答复 qǐng zài 〜 zhī qián gěi wǒ dá fù
Meaning
Please reply by ___
When to use it
Asks for a reply by a stated deadline. It is a polite way to request an answer when plans or arrangements depend on it.
Example dialogue
我们周末想聚餐，你能来吗？ wǒ men zhōu mò xiǎng jù cān nǐ néng lái ma
We're planning to have a meal together this weekend. Can you come?
请在周四之前给我答复，我好订位。 qǐng zài zhōu sì zhī qián gěi wǒ dá fù wǒ hǎo dìng wèi
Please reply by Thursday so I can reserve a table.