Chinese phrase
推荐信有〜限制吗？ tuī jiàn xìn yǒu 〜 xiàn zhì ma
Meaning
Are there any restrictions on ___ for recommendation letters?
When to use it
Asks whether something has any restrictions. It is a neutral way to ask about rules, accepted methods, or limits.
Example dialogue
推荐信有提交方式限制吗？ tuī jiàn xìn yǒu tí jiāo fāng shì xiàn zhì ma
Are there submission restrictions for recommendation letters?
有，必须通过学校系统线上上传，电子邮件或纸质邮寄通常不被接受。 yǒu bì xū tōng guò xué xiào xì tǒng xiàn shàng shàng chuán diàn zi yóu jiàn huò zhǐ zhì yóu jì tōng cháng bú bèi jiē shòu
Yes. They must be uploaded online through the school's system. Email and postal mail are usually not accepted.