Microspot
微黑子
🗣️ 情景例句
He grew up happily in a small village.
他在小村庄里快乐地长大。
Don't whistle until you are out of the wood.
没有脱离险境，不要过早高兴。
For our purposes, we are concerned only with one kind of cost----
就我们的目的而言，我们只关心一种费用-