Ultrasonic stroboscope
[电] 超声纳闪光测频器
🧩 词语组成解析
n. 频闪观测器\\n[计] 闪光仪
🗣️ 情景例句
Learning foreigh languages should be fun.
学习外语应该是乐趣无穷的。
John took a glance at the beautiful women.
约翰瞄了一眼那个美丽的女人。
You have to learn when to ask for help and when to ask for information.
你得学会什么时候请求帮助，什么时候打听信息。