HSK 5 · noun
键
key (keyboard); button; bond (键)
按这个键开始打印。
Àn zhège jiàn kāishǐ dǎyìn.
Press this key to start printing.
时间是解决问题的关键。
Shíjiān shì jiějué wèntí de guānjiàn.
Time is the key to solving the problem.
他的打字速度很快，键盘用得熟。
Tā de dǎzì sùdù hěn kuài, jiànpán yòng de shú.
He types fast and knows the keyboard well.