?straight line

straight line發(fā)音

英：　　美：

straight line中文意思翻譯

常用釋義：直線(xiàn)：指在數學(xué)或幾何中

[數]直線(xiàn)

straight line雙語(yǔ)使用場(chǎng)景

1、The girls carried themselves tall and walked a straight line.───這兩個(gè)姑娘卻英姿颯爽,一往直前.

2、Please draw a straight line.───請畫(huà)一條直線(xiàn).

3、Light is propagated through space in a straight line.───光以直線(xiàn)經(jīng)由空中傳送.

4、Arrows would continue to fly forward forever in a straight line were it not for gravity, which brings them down to earth.───要不是重力使箭落向地面，它們將永遠以直線(xiàn)往前飛行。

5、An undisturbed object continues to move uniformly in a straight line.───未受干擾的物體繼續沿直線(xiàn)勻速前進(jìn).

6、Her ear, shoulder and hip are in a straight line.───她的耳朵、肩膀和髖部呈一條直線(xiàn)。

7、He dived in cleanly, entering the water in a straight line.───他跳得干凈利落, 筆直地落入水中.

8、The pupil joined the two points by a straight line.───那個(gè)小學(xué)生用直線(xiàn)把兩點(diǎn)連接起來(lái).

9、A straight line was ruled across the map.───一條直線(xiàn)橫劃在地圖上.

10、Deviation from a straight - line response to an input signal.───對輸入信號的響應偏離直線(xiàn)的程度.

11、Walk in a straight line.───沿直線(xiàn)行進(jìn)。

12、Keep the boat in a straight line.───讓船保持直線(xiàn)航行。

13、These are two families of straight line, known as the characteristic lines.───這是兩族直線(xiàn), 叫做特征線(xiàn).

14、There is a straight line under the sentence.───句子下面有一條直線(xiàn).

15、A straight line is the shortest distance between two points.───直線(xiàn)是兩點(diǎn)之間最短的距離.

straight line相似詞語(yǔ)短語(yǔ)

1、straight pin───n.[五金]圓柱銷(xiāo)

2、straight time───正式工作時(shí)間；規定工時(shí)

3、straight face───不露表情的臉

4、straight-line───[數]直線(xiàn)

5、straight fire───直射

6、straight joint───[建]直縫砌縫；直線(xiàn)接合；無(wú)分支連接套管

7、sight line───視線(xiàn)；視準線(xiàn)；照準線(xiàn)

8、straight man───n.滑稽演員的配角；異性戀

9、straight times───正式工作時(shí)間；規定工時(shí)

y均數直線(xiàn)是什么？

y均數直線(xiàn)（straight line）是指面的組成成分，并繼而組成體。沒(méi)有端點(diǎn)，向兩端無(wú)限延伸，長(cháng)度無(wú)法度量。直線(xiàn)是軸對稱(chēng)圖形。它有無(wú)數條對稱(chēng)軸，其中一條是它本身，還有所有與它垂直的直線(xiàn)（有無(wú)數條）對稱(chēng)軸。在平面上過(guò)不重合的兩點(diǎn)有且只有一條直線(xiàn)，即不重合兩點(diǎn)確定一條直線(xiàn)。