Vasi
abbr. visual approach slope indicator 目视进场坡度显示器
🗣️ 情景例句
Titusville. It's near Orlando. Titusville
在Orlando附近。
By the way,who are you waiting for?
顺便说,你正在等谁？
and by measuring the time interval between the taps and the receipt of the echoes, the depth of the sea at that point can be calculated.
测出回声间隔的时间，便可算出该处海洋的深度。