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- electrophoretic fractions 电泳成分
- He brushed up on fractions before taking the arithmetic test. 在参加算术考试前他又重温了分数。
- The soil absorbs only a fraction of the rain that beats down. 土壤只吸收猛打到地面上的雨水的一部分。
- I'll be ready in a fraction of a second. 我马上就好。
- The story does not contain a fraction of truth. 这故事没有一点真实性。
- He has done only a fraction of his homework. 他只做了家庭作业的一小部分。
- The car stopped within a fraction of an inch of the wall. 汽车在离墙不到一英寸的地方停住了。
- Could you move a fraction closer? 你能不能稍微再挪近点儿?
- She spends only a fraction of her earnings. 她只花了所赚的钱的一小部分。
- They represented only a fraction of the general populace. 他们代表的仅是全体国民的一小部分。
- Fractions of the phosphor are easily lost. 部分磷光体容易丢失。
- I can't add one and one, let alone do fractions. 我连一加一等于几都不知道，更不用说做分数了。
- Only a fraction of my friends have video recorder. 我的朋友中只一小部分人有录像机。
- The cag A-positive has a clear electrophoretic stripe of 191bp. 每例cagA阳性的标本在 191bp的位置有一条清晰的电泳带。
- He can't add two and two,let alone do fractions. 他连二加二等于几都不知，更不用说做分数了。
- I can't add one and one,let alone do fractions. 我连一加一等于几都不知道，更不用说做分数了。
- Earthworms comminute the mineral fraction of soils. 蚯蚓粉碎土壤中的无机物碎片。
- To getting blown into fractions. 获得片刻的喘息。
- The four integers represent a range of fractions. 这四个整数表示一个分数范围。
- What is the rule for subtraction of like fractions? 两分母相同的分数减法法则?
