Chinese phrase
不适用写N或A还是横线？ bú shì yòng xiě N huò A hái shì héng xiàn
Meaning
Should I write N or A or draw a line for an inapplicable item?
When to use it
This asks how to mark a non-applicable item. It is a practical, fairly casual question about completing a form when more than one marking may be accepted.
Example dialogue
入住登记的时候我有点不确定，不适用写N或A还是横线？ rù zhù dēng jì de shí hòu wǒ yóu diǎn bú què dìng bú shì yòng xiě N huò A hái shì héng xiàn
I'm a little unsure at check-in: should I write N or A or draw a line?
一般写“无”或直接划横线都可以，前台都懂。 yì bān xiě wú huò zhí jiē huà héng xiàn dōu ké yǐ qián tái dōu dǒng
Usually, you can write "none" or just draw a line. The front desk will understand.