flow line，assembly line，pipeline，stream-lined line ；

[例句] 要不是因为这一不幸变故，他可能永远都不会迫于无奈地开始流水线式创作小说养家糊口。 Were it not for this misfortune, he might never have been forced into the business of grinding out novels to support his family.

[例句] 拥有 一流 的注塑设备和木衣架生产流水线. Have a first - class injection molding equipment and production lines wooden racks.

[电话] The line's busy.，busy line，engaged line，busy ；

[例句] 我试图和他联系，但他的电话占线。 I tried to reach him, but the line was busy.

[例句] 电话占线。 The line is engaged.

yarn ；

[例句] 工艺人员服务公司也售卖纱线和绣花丝线。 Craft Resources also sells yarn and embroidery floss.

[例句] 用植物染料染过色的纱线 ...vegetable-dyed yarns.

[数] [物] linear，linearity ；

[例句] 高次项是由外线性和轴间耦合灵敏度所产生的. The higher - order terms arise from nonlinearities and cross - axis sensitivity.

[例句] 一线性空间的每一基底包含同样数目的向量. Every basis of a linear space contains the same number of vectors.

[电] on line ；

[例句] 你可以和其他在线的人聊天。 You can chat to other people who are online.

[例句] 他们可以在线下订单。 They can order their requirements on line.

waterline，shoreline，rule ；

[例句] 去年，第100万台卡车驶下流水线。 Last year the millionth truck rolled off the assembly line.

[例句] 用于严重腐蚀环境下钢结构的保护, 水线以上或水线以下均可使用. For steel structures in severe corrosive environment, both above and below waterline.

threadiness，striation，filiform ；

[例句] 这些分子链彼此缠绕，形成缆线状的结构。 These strands of molecules twine around each other to form cable-like structures.

[例句] 其核酸结构为线状双股DNA, 衣壳为二十面体对称,有囊膜. It has linear double strand DNA, icosahedral - capsid and envelope.

coiling ；

[例句] 钓鱼竿上的绕线轮 a reel on a fishing rod

[例句] 贝德的钓竿已经裂了, 而蒙德的绕线已经损坏了. Baker's rod is splintered , and Mond's reel is out of fix.

bias (pl. biases)，slant，oblique line，diagonal ；

[例句] 书的封面上有条连接对角的黑斜线. The book has a diagonal black stripe on the cover.

[例句] 这是条斜线. This is an oblique line.

sight line，line of sight，optical line of sight，sight，the line of sight ；

[例句] 我盯着那个人看，视线无法移开。 I stared at the man, couldn't tear my eyes away.

[例句] 在南大街上，一座巨大的砖砌建筑赫然出现在人们的视线中。 On South Main Street, a huge brick building looms into view.

[数] diagonal，diagonal line，[建] slanting stitch （斜缝），arriswise （成对角线方向砌砖），catercorner ；

[例句] 脚印在雪地上留下了一条对角线. Footsteps had scored a diagonal path through the snow.

[例句] 在对角线上等距地标出5点。 Mark five points an equal distance apart along the diagonals.

distribution，conductor arrangement，wiring，layout ；

[例句] 清除所有损坏的配线. Strip out any damaged wiring.

[例句] 在通信技术中, 一种配线系统上连接系统和网络的接头. In communications, a junction on a cable distribution system which connects system outlets to the network.

branch line，feeder，siding，lay by，lateral ；

[例句] 铁路公司修建了一条通往布赖特灵西的支线，以便直接将鱼运送到比林斯门。 The railway company extended a branch line to Brightlingsea to convey fish direct to Billingsgate.

[例句] 已经提前做出安排使新投入使用的这段高速公路与兰开斯特支线衔接. Arrangements were well advanced for linking up this newly operated length with the Lancaster bypass.

（导线） wire，electric wire，current lead，electrical wire ；

[例句] 大风刮倒了树木和电线。 High winds have knocked down trees and power lines.

[例句] 她学会了自己给房子拉接电线、敷设水管。 She learned to wire and plumb the house herself.

cycloid，cycloid curve ；

[例句] 他研究了摆线 、 圆外旋轮线和四点圆的旋轮线的几何性质. He investigates geometrical properties of cycloids , epicycloids, and hypocycloids.

[例句] 由于这个缘故,摆线又叫做等时曲线. For this reason the cycloid is called the tautochrone.

coastline，beachline，sea line，shoreline，coasting；

[例句] 由于存在着危险的下层逆流，在大部分海岸线附近游泳都不安全。 Dangerous undertows make swimming unsafe along most of the coastline.

[例句] 透过薄雾他认出了那是英格兰的海岸线。 He recognized the coast of England through a veil of mist.

[机] axis，axle，[纺] spool thread，spool cotton，axes ；

[例句] 一轴线 a spool of thread

[例句] 圆的轴线是其直径. The axis of a circle is its diameter.

constant pressure line，[气] isobar，isobaric line，isopiestic ；

[例句] 在气象图上气压差用等压线表示. Pressure differences are indicated on weather maps by isobars.

[例句] 具有大致同心的等压线的低压区在技术上称为气旋. A region of low pressure with roughly concentric isobars is known technically as a cyclone.

nematode，nemathelminth，oat nematode，nematoid，eelworm ；

[例句] 消化障碍是各种胃线虫感染的常见症状. Digestive disturbances are common in infections with all the stomach worms.

[例句] 线虫破坏大豆根系的特征是:根系粗糙. Nematode damage to the soybean roots is characterized by coarse roots.

buried wiring，concealed wiring，dark lane，concave wiring ；

[例句] 这场暗线交易被曝光了. The secret dealing is now laid bare.

[例句] 这部小说有诸多暗线. The novel contains a lot of subordinate storylines.