Thomasite
磷硅铁钙石
🗣️ 情景例句
I think it's about time we got going.
我想差不多是告辞的时候了。
Please bring me a glass.
请给我一杯。
I'm really positive that this product has all the features you have always wanted.
我确信这种产品有各种你所要的款式。