同根派生 land mass相关词英汉例句用作名詞 (n.)Antarctica is an actual land mass.確切地說，它是一個大陸塊。Thus mountains are large isolated land masses that project conspicuously above their surroundings.因此，山脈是明顯突出於其周圍環境之上的龐大孤零的大陸塊。land mass更多例句