Weddellite
草酸鈣石
??? 情景例句
When you see a new word, look it up.
當你看到一個新的字時就去查閱它。
I'm impressed by your approach to business.
你們經營業務的方法給我留下了很深的印象。
But suppose the earth could be covered with sensors spaced one foot apart,
假設地球上可以布滿傳感器，每個相隔1英尺，