Fission track
[化] 裂变径迹
🧩 词语组成解析
track
[træk]
n. 小路，小道;痕迹，踪迹;轨道，音轨;方针，路线;
vt. 跟踪;监看，监测;追踪;
vi. 沿着轨道前进;沿着一条路走，旅行;位于一队列中;
track(draw)→足迹；轨道；线路；追踪
🗣️ 情景例句
Three minutes to play.
还剩三分钟。
Put (or Lay or Set) one's shoulder to the wheel.
出一把力。
Who died and made you king?
你算哪根葱？