Constants
n. 常量, 常数；物理常数（constant的复数）
🗣️ 情景例句
Can we catch a cab here?
在这儿能叫到出租车吗？
What's your nationality?Are you a Chinese?
你的国籍是什么？你是中国人?
Who was second? Who was third?
谁是第二？谁是第三？