selectivity
UK/sɪlek'tɪvɪtɪ/US/.silek'tiviti/
B1
Definitions
n.
The quality of being selective; the degree to which something chooses or responds to only certain things
选择性；选择能力（只对特定对象作出反应的程度）
Root Breakdown
Root-derivedAbstract noun of selective (se- 'apart' + lect 'choose' = choosing some apart from the rest). The quality of being selective, used in admissions, chemistry (receptor selectivity), and electronics.
Root lect still carries 128 more wordsCommon Collocations
- 1.high selectivity高选择性
- 2.receptor selectivity受体选择性
- 3.target selectivity靶向选择性
- 4.admissions selectivity招生选择性
Example Sentences
- 1.
The drug's high selectivity means it targets cancer cells without harming healthy ones.