Sonography
n. [医]超声波检查法, 超声波扫描术
🗣️ 情景例句
Oh, I took the liberty of ordering some breakfast for you.
噢 ，我冒昧给你们订了早餐。
You are brighter than I am.
你比我聪明。
As it is only six feet across, it is barely noticeable.
仅6英尺宽，很难被发现。