相关weighty的文学知识

1、Aweightyargument.2、Obesityisaweightyproblem.3、Hemadeaweightyspeech.4、Yourbaggagemustbeveryweighty.5、Letusturntolessweightymatters.6、Itisweightywork,whichhecannotwieldbyhimself.7、Hehasthreaten...