Requirement trace
[计] 要求追踪
🧩 词语组成解析
requirement
[rɪ'kwaɪɚmənt]
n. 要求;必要条件;必需品，需要量;资格;
re 再，重复 + quir 寻求，询问+ e + ment表示行为、行为的过程或结果 → n.需要；要求
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
She called to say the plane was delayed.
她打电话回来， 告诉我们飞机误点。
The best of friends must part.
莫逆至交，终有一别。
the line that the pen was drawing wriggled from side to side.
笔所画出的线就会左右摆动。