Variable-area track
[电] 可变区域轨迹
🧩 词语组成解析
area
['ɛrɪə]
n. 地区;区域，范围;面积，平地;领域;
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
It's been an extremely hectic day.
今天忙的乱七八糟。
The course of true love never did run smooth.
好事多磨。
He doesn't like writing letters, but he likes receiving them.
他不爱写信，但他却喜欢收到信。