常见例句雙語例句Objective To research the cold hardiness of snails in the constant temperature condition in laboratory, and speculate on the lower lethal temperature of snails in dry air.目的實騐室恒溫條件下初步觀察釘螺的耐寒能力，推測釘螺在空氣環境下的致死低溫。 返回 dry hardiness