1 a characteristic feature, gene, or substance that shows something is happening or likely to happen, or shows which person or animal something comes from:
2 a pen with a thick writing point for writing or drawing
3 a symbol or object that gives information:
4 a sign that shows what something is like or proves that something exists:
5 something that is used as a comparison to judge or decide things, especially to set a standard for the future:
a marker for sth This new-style cookbook was effectively the marker for all the books that followed.
7 to show clearly what your opinion or position about something is, and how you plan to act in the future:
Scientists realized they could use genetic markers to trace confiscated ivory back to where the host elephant was killed.
The study has tremendous promise for finding the genetic markers that are linked to heart disease.
Abnormal levels of cardiac troponins are a late-stage marker for a heart attack.
This giant medical database is a way to let doctors and scientists search for common markers of disease.
LDL cholesterol is a marker of cardiovascular disease.
Molecular weight markers are shown on the left.
Molecular size markers are shown on the left of the gel.
中文繁体
標誌, 標識,標誌, 筆…
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标志, 标识,标志, 笔…
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rotulador, subrayador [masculine, singular]…
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marcador, caneta marcadora…
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(ホワイトボード用)マーカー…
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işaretleme kalemi, işaret, belirti…
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marqueur [masculine], repère, marqueur/-euse…
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retolador…
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