1.(表示方位的)标记，路标，记号;（起提示作用的）标示物
Amarker is an object which is used to show the position of something, or is used to help someone remember something.

marker

e.g. He put amarker in his book and followed her out.
他在书里夹了一个书签后便随她出去了。
e.g. ...lines of weathered stone markers sticking up from the desert.
矗立在沙漠里的一排排饱经风吹日晒的石头路标

2.（品质或特点的）标志，代表
If you refer to something as amarker for a particular quality or feature, you mean that it demonstrates the existence or presence of that quality or feature.

e.g. Vitamin C is a goodmarker for the presence of other vitamins and nutrients in frozen food.
维生素C的存在是冷冻食品里存在其他维生素和营养成分的很好说明。

3.记号笔，毡笔(笔头较粗，由毡毛制成，用于绘画和着色)
Amarker or amarker pen is a pen with a thick tip made of felt, which is used for drawing and for colouring things.

e.g. Draw your child's outline with a heavy blackmarker.
用浓黑色的毡笔画出你孩子的轮廓。

1.

1. 唛架：查验唛架(MARKER)及裁片 B. 查验生产中的半成品,将疵点的数量记录,以计算疵点的程度. C. 若发现有任何疵点,须与厂方技师商讨及给予指示,以确保往后在该批货品中再没有此问题. D. 若发现有任何造工上的问题,必须立刻知会厂方作出更正.

2.

2. 光标：如图1中光标(MARKER)所在位置1099MHz,就是四川台的第一中频频点;图2中河北台的第一中频频点1359MHz即光标(MARKER)所在处,也正好处于河北台第一中频频宽的中点位置.

3. 标志：双频道频谱分析仪 :标志(marker)量测,波形失真系數(klirr-factor)量测,各种窗口功能,濾波(filtering)....等. ?双频道记錄器 :标志(marker)量测, 可选用外加99个含有批注(comment)的标志量测. 每一个频道之最大,最小及平均电压之量测,