词汇	工艺研究
释义	工艺研究 technical study
随便看	iheadnail head ihead nail head iHealth i hear I hear I hear a bird sing I heard a faint sound in the distance I heard a fearful explosion I heard a funny noise I heard a girl calling I heard a girl squeal in that room I heard a loud crunch I heard a loud noise I heard a loud shout I heard an earful of gossip today I heard an incoherent mumble I heard a pane of glass crash onto the floor I heard a plaintive cry I heard a preacher say I heard a rattling noise I heard a roar I heard a savoury bit of gossip today I heard a savou ry bit of gossip today I heard a shot ring out somewhere I heard a yell inside