Quadrivalvular
[医]四裂爿的, 具四瓣的
🗣️ 情景例句
Sorry to be a bother.
不好意思打扰你。
I used to wake up early and get up at 7 o'clock.
我过去常早醒来并且在7点钟起床。
She stands on dry land and is visited by thousands of people each year.
它停在陆地上，每年接待成千上万的参观者。