Qrst interval
[医] Q-T间期(心电图)
🧩 词语组成解析
🗣️ 情景例句
He made up his mind to give up smoking.
他下决心戒烟。
I think it's a reasonable price.
我觉得这是个合理的价钱。
Tom burnt his hand when he was cooking.
汤姆做饭时烫了手。