1
a marker of sth
表示某事物的迹象或特征，常用于科学语境。
The disease is a marker of genetic mutation.
这种疾病是基因突变的标志。
记号笔；马克笔
先理解核心含义，再看它在真实句子里的用法。
记号笔；马克笔
a writing implement used for making marks
The disease is a marker of genetic mutation.
这种疾病是基因突变的标志。
创造标记的人或物,特别是
Someone or something that creates marks, particularly
用于标记位置或数量的人或物,特别是
Someone or something used to mark a position or amount, particularly
欠某人的个人人情,无论是否书面。
A personal favor owed to someone, whether written or not.
一家公司率先向竞争当局举报卡特尔存在的正式认证,通常使其在卡特尔解散和处罚过程中获得更大宽大处理。
A formal certification that a company was the first to approach a competition authority to reveal the existence of a cartel, generally entitling it to greater leniency during the cartel's dissolution and punishment.
Please use a blue marker to underline the new words in the text.
请用蓝色记号笔在课文里给生词画下划线。
The markers in this box are all dry, so we need to buy some new ones.
这个盒子里的记号笔都干了，所以我们需要买些新的。
She wrote her name on the cup with a black marker.
她用黑色记号笔把自己的名字写在杯子上。
表示某事物的迹象或特征，常用于科学语境。
The disease is a marker of genetic mutation.
这种疾病是基因突变的标志。
表示用于指示或标记某物的物体。
They used stones as markers for the trail.
他们用石头作为小路的标记。
marker 指记号笔，表示使用工具做某事。
He used a marker to write on the whiteboard.
他用记号笔在白板上写字。
Not this
He markers the important points on the document.
Use this
He marks the important points on the document.
“marker”是名词，表示记号笔或标记物，不能用作动词。正确形式是动词“mark”，意为“做标记”。
Not this
I need to buy some new marker for the whiteboard.
Use this
I need to buy some new markers for the whiteboard.
“marker”是可数名词，复数形式为“markers”。表示多个时要用复数。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
马克笔
She used a marker pen to highlight the text.
她用马克笔突出显示了那段文字。
永久记号笔
Write the label with a permanent marker.
用永久记号笔写标签。
边界标记
The fence served as a boundary marker.
栅栏作为边界标记。
路径标记
Follow the orange trail markers through the forest.
沿着橘色的路径标记穿过森林。
英里标记
The mile marker 50 is just ahead.
50英里的标记就在前面。
标记基因
The marker gene helps identify transformed cells.
标记基因有助于识别转化细胞。
Use marker naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
想象一支记号笔在纸上画出一个标记（mark），所以它叫marker。
[object Object]
The words 'barker' and 'parker' rhyme with 'marker'. The words 'maker', 'taker', 'shaker', and 'tanker' share the '-ker' spelling but are pronounced with different stressed vowels (/eɪ/ for maker, taker, shaker, and /æ/ for tanker).
Dictionary facts from ECDICT, WIKTIONARY.