Quadrennially
adv. 四年一次地
🗣️ 情景例句
Please do the work at your own convenience.
请在方便时把这事做一做。
Sleeping is the best cure for waking troubles.
睡眠是良药，专治醒时愁。
Let's go into the living room,Carol.
我们到客厅里去吧，卡罗尔。