Fibergastroscopy
纤维胃镜检查术
🗣️ 情景例句
Can you work under pressure?
你能在压力下工作吗？
Please pick up those cups and saucers.
请拣起那些杯和调料。
In this way, we have learned all that we know of the laws of astronomy,
例如，用这种方法，我们完全掌握了天文学的规律。