Shadowgraphy
[医] X线照相术
🏥 医学释义
X 射线照像术
🗣️ 情景例句
Will you help me if I do run?
假如我真的竞选 ，你会帮我忙吗？
That cat judged the distance before he leapt across the ditch.
猫在越过沟渠以前便判断好其距离了。
Mars is too dry and poor in oxygen, Venus far too hot, and so is Mercury,
火星太干燥又缺氧，金星太热，水星也一样。