trace

痕迹nn

1 trace element[化]微量元素

2 without a trace无影无踪地；渺无踪迹地

3 trace back追溯

4 trace amount痕量；微量

5 trace analysis痕量分析

6 without trace不着痕迹地；了无踪迹地

7 trace metal微量金属，痕量金属

8 trace mineral微量无机物；矿物质

9 trace out描绘出；探寻；轨迹为

10 trace level痕迹量级

11 trace gas微量气体；示踪气体

12 tooth trace齿线

13 stack trace堆叠追踪；堆栈踪迹

14 trace fossil生痕化石；踪迹化石

15 memory trace记忆痕迹

1 真题例句...Each time this initial memory trace is “replayed”...CET42017.6阅读理解

1 There was no trace of anyone having entered the room since then..没有任何迹象表明在那以后有人进过这房间。

2 Petra’s lost all trace of her German accent..彼得拉已完全没有德国口音。

3 Officers were unable to find any trace of drugs..警察未能找到毒品的蛛丝马迹。