障的英文：
to block
to hinder
to obstruct

• Avarice blinds our eyes.
  貪婪障人眼。
• Computers are gradually overcoming such obstacles as the shortage of courseware and prohibitive school system budgets
  計(jì)算機(jī)的使用正在逐步克服教學(xué)軟件短缺，學(xué)校建立計(jì)算機(jī)系統(tǒng)資金有限等一些礙障。
• Blackout area
  黑障區(qū)
• To put a screen in the eye
  眼中安障
• obstruction guard
  (火車(chē)頭前的)護(hù)欄;排障器
• Enlightenment Of Vocational Education For Visually Handicapped In Germany
  德國(guó)視障學(xué)生職業(yè)培訓(xùn)的經(jīng)驗(yàn)對(duì)我國(guó)視障職業(yè)教育的啟示
• Beyond the wall is another plate which will serve as a "backstop"
  這道墻的后面有另一塊作為后障的板
• An atomic furnace must be surrounded by heavy thick walls so that the rays cannot get out.
  為了使射線(xiàn)不致逸出，必須用很厚的壁障將原子反應(yīng)堆屏蔽。
• The metal grille or frame projecting from the front of a locomotive and serving to clear the track of obstructions.
  排障裝置一種裝在火車(chē)前部用于清除鐵軌上的障礙的金屬格柵或框架
• "Ledges of cliff and winding trails lead to blue sky ,And a flush of cloud in the morning sun"
  回崖沓障凌蒼蒼,翠影紅霞映朝日

• Block a hat; block a garment.
  制造一個(gè)帽子；制造一件衣服。
• The shop assistant recommended the alphabet block and arithmetic block.
  售貨員推薦了字母表積木和算術(shù)積木。
• hollow block construction
  空心磚結(jié)構(gòu)

• To destroy or hinder the efficiency of; frustrate.
  使不起作用使無(wú)效或限制其效力的發(fā)揮；阻撓、挫敗
• Adverse winds hinder ships.
  逆風(fēng)使船只受阻。
• To hinder,entrap,or entangle as if in mire.
  使受困擾使阻礙、牽絆或糾纏如陷入泥沼一般。

• The fallen trees obstruct the road.
  倒下的樹(shù)將路堵住了。
• The absence of obstructions is of course an idealization
  沒(méi)有障礙物的情況當(dāng)然是一種理想化的情況。
• free from impediment or obstruction or hindrance.
  不受妨礙或阻塞的，或清除了障礙的。