Chinese phrase
可以延长〜吗？ ké yǐ yán cháng 〜 ma
Meaning
Can ___ be extended?
When to use it
Asks whether a period can be made longer. It is a polite way to ask about extra time for a loan, deadline, stay, or similar arrangement.
Example dialogue
请问这本书 可以延长 一周 吗？ qǐng wèn zhè běn shū ké yǐ yán cháng yì zhōu ma
Excuse me, can the loan for this book be extended by one week?
可以，你的借期可以再延一周。 ké yǐ nǐ de jiè qī ké yǐ zài yán yì zhōu
Yes, your loan period can be extended by another week.