half an hour的意思是什么?

in half an hour的意思是什么? half an hour的意思是什么 half an hour的意思是什么? half hour =half an hour half hour half an hour 的意思有和区别? a half hour ,half an hour都是半小时的意思吗?　　　一个半小时是什么? spends half an hour的意思 half an hour? 什么意思? an hour and a half’s talk 的意思 谁能告诉我“for half an hour的疑问词是什么? after half an hour什么意思? half an hour ago 什么意思? later的中文意思答题做Ther come to the park () later.A.half an hour B.an hour C.one and a half hoursD.two hour for half an hour的另一种说法 a half hour还是half an hour? 是half hour还是half an hour? half an hour or a half hour? half an hour later half an hour造句