D-chain trace
[计] D链跟踪
🧩 词语组成解析
chain
[tʃen]
n. 链子，链条;连锁，连续;拘束;连锁店或旅馆系列的事物;
vt. 用铁链锁住;监禁，束缚;
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
Yeah, and I have to finish this report by four.
是，我在四点之前得完成这个报告。
Please show us the shipping costs for several possible carries.
请告诉我们几种可能的运输方式的价格。
The ball struck him so hard that he nearly fell into the water.
球重重地打在他身上，使他差点儿落入水中。