Fluohafnate
氟铪酸盐
🗣️ 情景例句
So I have a good idea about your financial situation.
所以， 我对你们的财务状况很了解。
A journey of a thousand miles begains with a single step.
千里之行，始于足下。
later, we shall undergo a progressive loss of our vigour and resistance which, though imperceptible at first,
再迟一些，我们就要经历生命力和抵抗力逐步衰退的过程。虽然这个过程起初难以觉察，