Heliox
n. 氦氧混合气(含98%氦和2%氧,供潜水员在深水中维持呼吸用)
🗣️ 情景例句
Well, have a nice trip and best wishes to your wife.
祝你一路顺风，并替我向你太太问好。
Tractors have revolutionized farming.
拖拉机使耕作有革命性的变化。
Well, I had been wrong, for I was now lost.
唉，实际我错了，我现在迷路了。