Vasogen
凡士林; 矿脂氧化物
🗣️ 情景例句
I bought it in an antique shop
我在一家古董店买的，
Do I have to reserve a seat?
我一定要预订座位吗？
Check the prices before you decide whether to buy one.
先把价格核对一下，再决定该不该买。