配钥匙

pèiyàoshi

to make a key

钥匙链

yàoshiliàn

keychain

公开钥匙

gōngkāiyàoshi

public key (in encryption)

私人钥匙

sīrényàoshi

private key (in encryption)

万能钥匙

wànnéngyàoshi

master key

钥匙洞孔

yàoshidòngkǒng

keyhole

现在是过去钥匙

xiànzàishìguòquyàoshi

Today is the key to the past.

一把钥匙开一把锁

yībǎyàoshikāiyībǎsuǒ

One key opens one lock.