Radiosurgery
n. 放射外科学
🗣️ 情景例句
so that we don't have to worry about any structural problems.
我们就可以不用担心任何结构上的问题。
Excuse me! I'm sorry I startled you!
对不起！很抱歉，让你受惊了！
The day after tomorrow will be sunny.
后天转晴。