Silicatization
硅酸盐化, 硅化处理, [采矿]灌注硅酸钙
🗣️ 情景例句
Sorry.
对不起。
To know everything is to know nothing.
事事皆知，事事不懂。
Oh, good evening. May I speak to Ann, please?
噢，晚上好！我想跟安讲话，行吗？