Chinese phrase
请按压〜 qǐng àn yā 〜
Meaning
Please press ___ down firmly
When to use it
It is a polite request to press something down firmly. It appears in practical instructions, often when steady pressure is needed for a set time, and sounds courteous rather than forceful.
Example dialogue
开机前，请按压 电源键三秒钟。 kāi jī qián qǐng àn yā diàn yuán jiàn sān miǎo zhōng
Before powering on, please press the power button down firmly for three seconds.
好，我会按住三秒再松开。 hǎo wǒ huì àn zhù sān miǎo zài sōng kāi
Got it. I will hold it down for three seconds and then release it.