n. 循环,周期;自行车;时代,一段时间;整套;
vi. 周而复始,循环;骑自行车;轮转;
vt. 运转,循环;使轮转;
cycl =ring,circle,表示”圆,环”
🗣️ 情景例句
I could almost touch it.
我几乎可以摸到它。
What sort of medicine do you take?
你吃的是什么药?
But here we come up against the most difficult of all obstacles to contact with people on other planets ----the astronomical distances which separate us.