合拢

合拢的英文：fold参考例句：Open them, shut them.摊开手，合拢手。Fold together(sth that opens out)合拢(打开着的东西)That oyster closed up its valves那个牡蛎把壳合拢起来。Some flowers shut up at night as if they were to sle

[s] face sick发音秘诀：双唇微开，上下齿接近于合拢状态，舌尖抵住下齿，气流从牙缝间送出。[z] prize zeal发音秘诀：双唇微开，上下齿接近于合拢状态，舌尖抵住下齿，气流从牙缝间送出，震动声带。[] shake she发音秘诀：双唇微开，向