The headmistress opined that the trip would make a nice change.女校长认为这次旅行会是一个很好的转变。He opined that the weather would improve.他认为天气将变好。Power grows from the barrel of a gun, opined Mao.毛泽东说，枪杆子里面出政权。He opined that the navy would have to start again from the beginning.他认为海军将不得不再度从零开始。