Tachymetry
n. 准距快速测定术
🗣️ 情景例句
Something that might be surprising to you.
一件也许会让你吃惊的事。
I'm afraid that won't be possible,much as we'd like to.
尽管我们很想这样做，但恐怕不行了。
Many strange new means of transport have been developed in our century,
本世纪已研制出许多新奇的交通工具，