名詞 marker:

1. some conspicuous object used to distinguish or mark something
2. a distinguishing symbol
   同義詞：marking, mark
3. a writing implement for making a mark

1. A stone marker set up on a roadside to indicate the distance in miles from a given point.
   里程碑，里程標(biāo)路邊所設(shè)立的石制標(biāo)志，以英里指示從給定的一點(diǎn)到該路標(biāo)的距離
2. A mound of stones erected as a memorial or marker.
   錐形石冢一堆石頭，用于表示紀(jì)念或標(biāo)志
3. A stone placed over a grave as a marker; a tombstone.
   墓碑，墓石置于墳?zāi)股献鳛橛浱柕氖^; 墓石

mark.er

n.（名詞）
One that marks or serves as a mark, as:
標(biāo)志：標(biāo)記或充當(dāng)標(biāo)志之物，如
A bookmark.
書簽
A tombstone.
墓碑
A milestone.
里程碑
An implement, especially a felt-tipped pen, used for marking or writing.
作記號的工具：用來作記號或書寫的工具，尤指一種氈頭的筆
One who marks objects, especially for industrial purposes.
記貨員：給物品作記號的人，尤指為了工業(yè)目的
One who grades student papers.
打分?jǐn)?shù)的人：給學(xué)生論文打分的人
Sports A device, such as a line, stake, or flag, set on a playing field and showing the playing or scoring position.
【體育運(yùn)動】 記分器：線、樁或旗幟等設(shè)施，置于運(yùn)動場上以顯示比賽或得分位置
Games
【游戲】
One that keeps score in various games.
記分員：在各種比賽中記分的人
A score in a game.
比賽中的得分
Slang A written, signed promissory note.
【俚語】 期票：書面的有簽名的期票
A genetic marker.
遺傳標(biāo)識，基因標(biāo)識
Medicine A physiological substance, such as human chorionic gonadotropin or alpha-fetoprotein, that when present in abnormal amounts in the serum may indicate the presence of disease, as that caused by a malignancy.Also called biomarker
【醫(yī)學(xué)】 生物標(biāo)志：一種生理物質(zhì)，如人體絨膜組織分泌的促性腺物質(zhì)或α胎球蛋白，當(dāng)這些物質(zhì)在血清中異常大量增加或減少時(shí)，預(yù)示可能有疾病存在，如惡性腫瘤引起的疾病也作 biomarker
Linguistics An element that indicates grammatical class or function; a derivational or inflectional morpheme.
【語言學(xué)】 標(biāo)記：表示語法種類或功能的成分；衍生的或曲折演化來的語素