Quinalizarin
醌茜素
??? 情景例句
What number do I dial?
我應該撥哪個號碼呢？
Speaking without thinking is shooting without taking aim.
講話不思考猶如射擊不對準目標。
The towers are built on immense underwater platforms make of steel and concrete.
塔身建在巨大的水下鋼盤混凝土平臺上。