fid楔形: wedge; cuneate; cuneatus; cu ...的: 4次方是 The fourth power of 2 i ...塞子: plug; stopper; tap; pack; sp ...支撑: prop up; sustain; support材: timber下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:楔形的塞子支撑材，即可在微信中查询翻译
