drifting ice短语¹⁴⁴⁹⁷²⁺² 基本例句 漂凌 Designed for extreme environmental conditions in the arctic sea, the vessels will operate in drifting ice of up to1.7 meters thick and temperatures as low as minus35 degrees Celsius. 这两艘船是专门为北冰洋地区的极端气候设计的，将在浮冰厚度达1.7米以及温度低至零下35摄氏度的环境中操作。 gkong