Ullage
[ ['ʌlidʒ] ]
出国 Abroad
n. 瓶空, (火箭燃料箱中的)气隙, 损耗\\n[经] 缺量, 漏损
✅ 同义词
🗣️ 情景例句
Exploring outer space is a challenge to mankind.
探索外层空间是一项向人类发出的挑战。
Good counsel does no harm.
忠言无害。
It's much cheaper to camp than to stay in a hotel.
露营比住旅馆要便宜多了。