Janeckeite
硅酸三钙石
🗣️ 情景例句
It's been my experience that I agree that yours are of better quality.
根据我的经验来看，你们的产品质量的确较好。
Have you marketed your product yet?
你们的产品尚未推出市场吗？
Can you find her purse? If she's gone somewhere she will have taken it.
你能找到她的钱包吗？如果她去什么地方她会带着它的。