Keychain
n. 钥匙链
🗣️ 情景例句
Just cool down.
冷静一点。
When the cat's away the mice will play.
猫儿不在，老鼠造反。
'I have just arrive in Scotland and I'm staying at a Youth Hostel.'
“我刚到苏格兰，我现住在一家青年招待所。”