marker是什么意思

双语用例

• Molecular weight markers are shown on the left.

• Molecular size markers are shown on the left of the gel.

• However, for the purposes of the present discussion, we will treat them as gender markers, recognizing that this is an oversimplification.

• The members ofsuch families are analyzed with several polymorphic markers, which exclude or support the presumed association.

• Thefinallocation of the markers was then established by dissection of the mature heart.

• We argue that there are specific neural markers for acquiring vocabulary and there are cross-linguistic differences in these markers.

• The rapid response of markers of bone metabolism brings up an interesting point.

• Thus, it should not be considered a failure of bone metabolism markers when treatment differences are not detected in nutritional studies.