Ix
abbr. 离子交换（Ion Exchange）
🗣️ 情景例句
Oh, and the bands and the music.
还有那乐队和音乐。
Is this Empire 5-4093?
这是Empire5-4093吗？
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。