Parapenting
n. 高地跳伞运动
🗣️ 情景例句
Lillian! Oh, my gosh!
Lillian！噢， 我的天啊！
All work and no play makes Jack a dull boy.
只工作，不玩耍，聪明小孩也变傻。
Ethanol is more effective at a concentration of 50-70 percent;
乙醇的浓度为50％至70％时比较有效，