telltale
adj. 泄露内情的；搬弄是非的；无法掩饰的；报警的
n. 告密者；迹象；指示器；[体]发球限制线
近义词：tattletale，blabbermouth，telling，revealing，snitch，sneak，gossip，grass，informer，stoolpigeon，rat，squealer，informative，significant，indicative，illuminating，taleteller，talebearer，tattler，
英英释义
Noun
- someone who gossips indiscreetly
Adjective
- disclosing unintentionally;
"a telling smile" "a telltale panel of lights" "a telltale patch of oil on the water marked where the boat went down"
例句
用作形容词(adj.)
- The telltale smell of cigarettes told her that he had been in the room.那股明显的香烟味告诉她，他曾在这房间里呆过。
- I could see from the telltale look in her eyes that she loved him.我从她那无法掩饰的眼神里可以看出她爱他。
用作名词(n.)
- The teacher did not notice that I was cheating until that rotten telltale told her.在那个该死的告密者告诉老师之前，老师并没有注意到我作弊。
- There are a number of telltale signs that an application is leaking memory.很多迹象能够表明应用程序正在发生内存泄漏。