I字开头的单词或词组
in harmony within a nutshellinstanceinequalityinspiringin questionin vainin generalinjectionintrusiveIAintrudeincorporateinsightin an effort to doinfectioninferenceimageryin the pastitineraryirrigateinjectiguanainformIndiaI/O deviceimplicitimpulsiveinstinctiveinadequatein surpriseimpose sth on sbintactinvalidateiceifinspirationin actionincomeinsufficientinvisiblein danger