land mass的用法和樣例：
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。
