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- A policeman in plain clothes shadowed the criminal all day. 有个便衣警察整天秘密监视那个罪犯。
- Plain clothes are appropriate for school wear. 朴素的衣服适合于上学时穿着。
- We have very little variety in color for plain cloth. 素色料子，我们只有少数几种颜色。
- Every culture has its own way or embellishing this plain cloth. 不同文化都有自己独特的方法装饰平纹布。
- There is a commonly used plain cloth 市布, Cambric, cheap, and Poplin. 常用的平纹布有市布、细布、粗布和府绸。
- I take off my uniform and put on my plain clothes. 我脱下制服穿上便服。
- The detectives were in plain clothes. 警探穿着便衣.
- Policemen in plain clothes intermingled with the crowd to prevent trouble during the foreign ruler's state visit. 便衣警察在这位外国首脑进行国事访问期间混入在人群中以防骚乱。
- We consider what happens during the weaving of a square plain cloth and remember that in such a cloth the warp and weft linear densities are similar, as are the ends/ 10cm. 现在我们考虑在织造经纬密度及特数均相同的织物时会发生怎样的问题。要知道在这种织物中,经纬纱的线密度(即特数)相近,而且纱线密度相近。
- The nondescript Swiss, on arrival, was to have plain clothes. 那个难以安排的瑞士人到来的时候将穿上便衣。
- Plain clothes policeman who work undercover to detect crime. 隐蔽调查犯罪的便衣警察。
- The trapezoid method has been adopted to measure the tear strength of twelve fabrics. Comparison of properties between the denim and cotton plain cloth has been made by means of multi element regression analysis. 采用梯形撕裂法对12 种织物进行了撕破强力的测定，通过多元回归分析，对牛仔布和棉平纹布进行了性能比较，发现影响织物撕破强力的主要因素有纱线的断裂强力、织缩、交织阻力、织物密度和纱线断裂伸长率等。
- Professional operation of the units are species specification high-density cotton plain cloth, the size of gauze, gold, silver, metallic, twisted Ensembles staining, foaming and printing business. 本单位是专业经营个种规格的全棉高支高密平布，大小纱罗，金丝，银丝，金银丝，绞综的染色，起泡和印花业务。
- A policeman with plain clothes stood a dozen paces behind me watching me. "一个穿便衣的警察站在我后面十几步远的地方,监视着我。"
- Cotton cloth is made in a cotton mill. 棉布是由棉纺厂生产的。
- She sopped up the spilt milk with a cloth. 她用一块布抹去溢出的牛奶。
- Two policemen came to the door: one was uniformed,and the other was in plain clothes. 两个警察来到门前：一个穿警服，一个着便服。
- Some plain clothes men were staked out by the state police in the neighbourhood. 州警察局派了一些便衣警察在附近一带进行监视。
- I am thinking about a follow two plain clothes officers across markets, the railway station into a police station. 我胡思乱想着跟着两个便衣警察穿过几个市场,进了火车站派出所。
- Jane save up pieces of cloth to make a quilt. 简存了几段布留做棉被用。
