collateral
noun [ U ] uk/kəˈlæt.ər.əl/ us/kəˈlæt̬.ɚ.əl/
(SECURITY FOR DEBT )
担保品，抵押品
valuable property owned by someone who wants to borrow money, that they agree will become the property of the company or person who lends the money if the debt is not paid back
She used/put up her house as collateral for a loan. 她用自己的房屋作抵押来贷款。
collateral
noun [ C ] uk/kəˈlæt.ər.əl/ us/kəˈlæt̬.ɚ.əl/
(BLOOD VESSEL)
medical specialized（血管或神经）侧支
a smaller blood vessel or nerve that grows out of the main part
collateral
adjective formal uk/kəˈlæt.ər.əl/ us/kəˈlæt̬.ɚ.əl/
附带的，次要的；（亲戚）旁系的，非直系的
connected but less important, or of the same family although not directly related
collateral senses of a word 词语的次要意义
a collateral branch of the family 家族的旁系