Retroflected
a. 向后弯曲的, 翻转的
🔁 扩展释义
【医】 后屈的
🗣️ 情景例句
What are you majoring in?
你主修什么专业？
The greatest fool is he who worries about what he cannot help.
操心无法可想的事是最大的傻瓜。
It was the idea of supporting a craft on a 'pad',or cushion, of low-pressure air, ringed with a curtain of higher pressure air.
用一个气垫来支撑船体，低压空或软垫，软垫周围用高压空气环绕。