释义
be unable to follow what someone is saying or remember what one is going to say next
（说话时）失去头绪。
双语例句
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To say I had lost the thread is putting it mildly.
说我失去了理智还算客气。
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I've lost the thread of the story.
我丢失了此故事的线索。
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I'm afraid I've lost the thread of your argument.
我恐怕没有抓住你的论据的思路。
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It was such a complicated story that I soon lost the thread.
这个故事太复杂，我一会儿就没了头绪。
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I must have skipped a page, because I lost the thread of the story.
我肯定跳过一页，因为我弄不清故事的脉络了。