Trace-elements
(trace-element 的复数) [医]微量元素
🧩 词语组成解析
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
n. 原理, 基础
🗣️ 情景例句
He doesn't want anybody picking him up.
他不愿意让别人接他。
I assume you've decided against buying a new car.
我假设你决定不买一辆新汽车。
Mr.Sawyer comes home from work.He arrives home late.
索耶先生下班回家。他到家很晚。