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n.細(xì)彈簧，游絲...

hairspring的音標(biāo)：hairspring的英式發(fā)音音標(biāo)為：['he?spr??]hairspring的美式發(fā)音音標(biāo)為：['herspr??]...

When have I ever left a mark as tiny as a hairspring?我何曾留著像游絲樣的痕跡呢?...