例句與造句

1. The initial thrust must come in the region of a capacious harbor .
   開始時，進攻的矛頭必定是一個吞吐量大的港口。
2. Quantum mechanics, which evolved in the early nineteen-twenties, had its initial thrust in the area of atomic physics .
   本世紀20年代初期發(fā)展起來的量子力學(xué)，其最初取得的突破是在原子物理學(xué)的領(lǐng)域中。
3. It's difficult to find initial thrust in a sentence. 用initial thrust造句挺難的