Sonography
n. [医]超声波检查法, 超声波扫描术
🗣️ 情景例句
I know, Sam.
我知道，Sam。
To wait patiently
耐心等待
After taking off, we were flying low over the city and slowly gaining height,
起飞之后，我们在城市上空低低地飞行，然后慢慢爬高。