Tousey
[医] 陶西X线功率单位
🗣️ 情景例句
I can believe that. One good thing about ping pong is that it doesn't need much space.
我几乎不敢相信。乒乓球最大的好处是不占地方。
All things are difficult before they are easy.
凡事都是先难后易。
who put his questions to nature instead of to the ancients,
他向自然界而不是向古人提出问题，