Dark trace tube
[计] 暗迹阴极射线管
🧩 词语组成解析
dark
[dɑrk]
adj. 黑暗的;乌黑的;忧郁的;神秘的;
n. 黑暗;暗色;暗处;
trace
[tres]
vt. 跟踪，追踪;追溯，探索;探索;查找;
vi. 沿着一小径或道路前进;可以追溯的;
n. 痕迹，踪迹;微量，极少量;[植]（脉）迹;痕迹;
trace(draw)→回溯
🗣️ 情景例句
Good afternoon. What's the trouble?
下午好。有什么不舒服吗？
She's been a bit under the weather recently.
她近来身体不太好。
She was too excited to do any housework that morning,
那天上午，她兴奋得什么家务活都不想做，