Coin-tossing problem
[计] 投掷硬币问题
🧩 词语组成解析
coin
[kɔin]
n. 硬币;金属钱币;[建筑]拐角，墙角石;
vt. 制造硬币;杜撰;创造;
n. 洗矿；抖动, 摇动；颠簸
🗣️ 情景例句
We're here to catch our lunch.
我们要在这里钓我们的午餐。
I didn't know whether to send the letter airmail or not.
我不知道是否送航空邮件。
Because the gravity on the Moon's surface is only a sixth of Earth's
由于月球表面的重力仅是地球表面的1/6-