Question

ineffectiveness ineffectivein‧ef‧fec‧tive /ˌɪnəˈfektɪv◂/ ●○○ adjective  Examples Thesaurus Collocations Word family  something that is ineffective does not achieve what it is intended to achieve  OPP  effectiveineffective in doing something The chemical was almost totally ineffective in killing the weeds.ineffective against Various drugs have proved ineffective against the virus. an ineffective marketing campaign—ineffectively adverb—ineffectiveness noun [uncountable]:  the ineffectiveness of most dietsRegisterIn everyday English, people usually say that something does not work rather than saying that it is ineffective:· These drugs don’t work against bird flu.

Accepted Answer

t66Pk8i74cE7fib4MrIjF2HkcDShuzG6TwOGaL1z+IIb6voJjWlDjjoQrLXx9bTuxyjakVuvay7k4Gfp5Wi2/VFCCsRzINSl++cOe7nenPdwyu9FhOX+maX3qXBl8pqGTTrFhL8P9hGLYYufxSZZKlx1eWk0Rd+gMOAc6s7dW1TIcU9QRErH91sNB9PjQgD83Hj8IDZq4+YWM+NjSnmQRSEbJfKOgRYp/tHlsohu4VhEbyZ9tQixj6r8Hh7DtM4g ineffectiveness[ˌɪnɪ'fektɪvnəs]n261502441853041150NOUN321013876无效(73%)，低效率(27%)n.无效；不起作用

word	ineffectiveness
content	t66Pk8i74cE7fib4MrIjF2HkcDShuzG6TwOGaL1z+IIb6voJjWlDjjoQrLXx9bTuxyjakVuvay7k4Gfp5Wi2/VFCCsRzINSl++cOe7nenPdwyu9FhOX+maX3qXBl8pqGTTrFhL8P9hGLYYufxSZZKlx1eWk0Rd+gMOAc6s7dW1TIcU9QRErH91sNB9PjQgD83Hj8IDZq4+YWM+NjSnmQRSEbJfKOgRYp/tHlsohu4VhEbyZ9tQixj6r8Hh7DtM4g
LDC	ineffectivein‧ef‧fec‧tive /ˌɪnəˈfektɪv◂/ ●○○ adjective Examples Thesaurus Collocations Word family something that is ineffective does not achieve what it is intended to achieve OPP effectiveineffective in doing something The chemical was almost totally ineffective in killing the weeds.ineffective against Various drugs have proved ineffective against the virus. an ineffective marketing campaign—ineffectively adverb—ineffectiveness noun [uncountable]: the ineffectiveness of most dietsRegisterIn everyday English, people usually say that something does not work rather than saying that it is ineffective:· These drugs don’t work against bird flu.
WDF	ineffectiveness [ˌɪnɪ'fektɪvnəs] n26150 244 18 5 30 41 150 NOUN32101 3876 无效(73%)，低效率(27%) n.无效；不起作用