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
You're making the right decision
你做了一个正确的决定
If she could help you, she would help you.
如果她能帮你的话，她会帮你的。
Shut the door, please.
请把门关上。