Tobermorite
雪硅钙石, 水化硅酸钙
🗣️ 情景例句
Hello. This is Richard Stewart.
你好， 我是Richard Stewart。
A cock is valiant on his own dunghill.
夜郎自大。
It is not uncommon to hear that a shipping company has made a claim for cost of salvaging a sunken ship.
航运公司为打捞沉船而提出索赔，这是常有的事，