Whewellite
水草酸钙石
🗣️ 情景例句
Today is pretty cold.
今天挺冷的
A shiver of fright ran through them as he dove from the cliff.
他从悬崖跃下时，恐怖的颤栗掠过了全身。
Yes. You can help me do the shopping.
当然可以。你可以帮我一起选。