lighting n. 1.照明;照明設備;舞臺燈光。 2.點火,發(fā)火。 3.(畫中的)明暗分布。
task n. 1.(派定的)工作,任務,功課。 2.艱苦的工作,苦差使。 3.〔廢語〕租稅,稅款。 set (sb.) a task 派(某人)一個任務。 be at one's task 在做著工作。 It's quite a task to figure out 10 problems in an hour. 一小時內算出十道習題可是個艱苦的工作。 bring [call, take] sb. to task (for doing sth.) (為…)責備(某人)。 take a task upon oneself 接受任務。 vt. 1.派給工作。 2.虐待,使作苦工。 3.〔廢語〕課稅。 task one's energies 盡全力。 taskbar 【計算機】(通常顯示于電腦屏幕底部的)任務欄。
Often task lighting refers to office lighting, where the task light is used to increase illuminance on the reading area. However, the illuminance level is not the only factor governing visibility.