Polymyelytis
嵴髓灰质炎
🗣️ 情景例句
Oh, see you at the polls.
噢， 在投票所见。
We think $ 87,000 per unit with a five percent discount for orders over 100.
我们减少到每台8。7万美元，订购超过100台给予5%的折扣。
What's the purpose of your visit?
你来访的目的是什么？