certain的近义词/同义词有：particular, special, some, positive, sure, definite, decided, some, decisive, conclusive, destined, particular, confirmed, special, unquestionable, insistent, positive, factual, definite, especial, real,...

v.弄清，确定，查明( ascertain的过去式和过去分词 )...

certify的现在进行时为：certifying...

Laboratory verification of the Consortium for Electric Reliability Technology Solutions ( CERTS ) microgrid control concepts are included.电力可靠性技术协会 ( CERTS ) 实验验证微电网控制概念也在文中提及....

decertify的音标：decertify的英式发音音标为：[di:'sɜ:tɪfaɪ]decertify的美式发音音标为：[di'sətəˌfaɪ]...

There are many new trends in economic development with the incertitude growing .经济发展出现了许多新的趋势，不确实性也显著增强了。Process Entropy is a measurement for the incertitude degree of process.“流程熵”是反应流程不确定程度的量度....

Wives will have to bring along their marriage certificate.已婚妇女必须携带结婚证。The certificate will have to be lodged at the registry.证书必须存放在登记处.She proudly displayed her degree certificate to her parents.她自豪地向父母展示了学位证书....

ascertain的一般过去时为：ascertained...

ascertainment的音标：ascertainment的英式发音音标为：[ˌæsə'teɪnmənt]ascertainment的美式发音音标为：[ˌæsə'teɪnmənt]...

Decentralized robust stabilization problem of a class of interconnected largescale system with parametric uncertainties is considered.考虑了一类参数不确定性关联大系统的分散鲁棒镇定问题.The Special Group itself was infected with interregnum uncer...

Lacerta的音标：Lacerta的英式发音音标为：[lə'sə:tə]Lacerta的美式发音音标为：[lə'sɚtə]...