Unituning
单钮调谐, 同轴调谐
🗣️ 情景例句
He needs to work.
他需要工作。
Nothing is impossible to willing mind (or heart).
有志者事竟成。
It is all too easy to blame the railway authorities when something does go wrong.
因此，一旦铁路上真出了问题，人们便不加思索地责备铁路当局。