疏是会意字,在篆文中由㐬(tū)和疋(shū)组成,疋也表声。疏本意指清除阻塞,使畅通。引申为分散,又引申指稀,再引申指关系远。人与事的关系远就是生疏、不熟悉,人与人之间关系远就是疏远,距离大就是不细密于是引申为粗疏。疏还指对古书的旧注作进一步解释。
稀稀疏疏的一排观众并没注意到什么特别之处。
通过 IFA 测试了308名居民的血清中抗伯氏疏螺旋体的抗体。
The sera of 308 residents were tested for antibodies against Borrelia burgdorferi by IFA.
Many of them are derived from cholesterol and they're hydrophobic, which means they can penetrate through cell membranes.
多数分子都来自于胆固醇,它们是疏水性的,这意味着它们能够穿过细胞膜
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