Olefin
n. 石蜡, 烯烃\\n[化] 烯烃
🗣️ 情景例句
We couldn't afford it.
我们当时不够钱。
We can assure you that our products are the most outstanding ones on the market today, and we offer a five-year guarantee.
我们可以向您保证我方产品是当今市场上最好的，并且可提供5年保修期。
For one thing, when you earn money, you will not have to keep on asking your parents for money.
首先，当自己挣了钱，你就用不着老向父母要钱了。