中文字幕精品视频在线|中文字幕在线观看|亚洲v日本v欧美v在线播放|伊人网中文字幕

<nav id="3u6n6"></nav><samp id="3u6n6"><tr id="3u6n6"><track id="3u6n6"></track></tr></samp>
    <legend id="3u6n6"><fieldset id="3u6n6"></fieldset></legend>

      
      

    1. thread

      英 [θred] 美[θr?d]
      • n. 線;螺紋;思路;衣服;線狀物;玻璃纖維;路線
      • vt. 穿過(guò);穿線于;使交織
      • vi. 通過(guò);穿透過(guò)

      CET4TEM4GRE考研TOEFLCET6中低頻詞核心詞匯

      詞態(tài)變化


      復(fù)數(shù):?threads;第三人稱單數(shù):?threads;過(guò)去式:?threaded;現(xiàn)在分詞:?threading;

      中文詞源


      thread 線,線索,脈絡(luò)

      來(lái)自古英語(yǔ) thraed,線,繩索,來(lái)自 Proto-Germanic*threduz,紡線,編線,來(lái)自 PIE*tere,彎, 轉(zhuǎn),編織,詞源同 turn,throw.引申詞義線索,脈絡(luò)等。

      英文詞源


      thread
      thread: [OE] A thread is etymologically something ‘twisted’. The word comes from a prehistoric Germanic *thr?thuz, which was derived from the base *thr?- ‘twist’ (source also of English throw). Other descendants of *thr?thuz include Dutch draad, Swedish tr?d, and Danish traad ‘thread’ and German draht ‘wire’.
      => throw
      thread (n.)
      Old English tr?d "fine cord, especially when twisted" (related to trawan "to twist"), from Proto-Germanic *thredu- "twisted yarn" (cognates: Old Saxon thrad, Old Frisian thred, Middle Dutch draet, Dutch draad, Old High German drat, German Draht, Old Norse traer), literally "twisted," from suffixed form of PIE root *tere- (1) "to rub, rub by turning, turn" (see throw (v.)). Meaning "spiral ridge of a screw" is from 1670s. Threads, slang for "clothes" is 1926, American English.
      The silk line, as spun by the worm, is about the 5000th part of an inch thick; but a spider's line is perhaps six times finer, or only the 30,000th part of an inch in diameter, insomuch, that a single pound of this attenuated substance might be sufficient to encompass our globe. [John Leslie, "Elements of Natural Philosophy," Edinburgh, 1823]
      thread (v.)
      "to put thread through a needle," mid-14c., from thread (n.); in reference to film cameras from 1913. The dancing move called thread the needle is attested from 1844. Related: Threaded; threading.

      雙語(yǔ)例句


      1. A thin, glistening thread of moisture ran along the rough concrete sill.
      在粗糙不平的水泥窗臺(tái)上有一條細(xì)細(xì)的發(fā)光水印。

      來(lái)自柯林斯例句

      2. She idly pulled at a loose thread on her skirt.
      她無(wú)聊地扯著裙子上一根松掉的線頭。

      來(lái)自柯林斯例句

      3. A ratchet mechanism transfers the thread from spool to bobbin.
      一種棘齒裝置把線從線軸轉(zhuǎn)到梭心上。

      來(lái)自柯林斯例句

      4. I sit down, thread a needle, snip off an old button.
      我坐下來(lái),穿好針,剪下一枚舊紐扣。

      來(lái)自柯林斯例句

      5. Wipe the mushrooms clean and thread them on a string.
      把這些蘑菇擦干凈,然后用線穿起來(lái)。

      來(lái)自柯林斯例句