double pulse selectiondouble-pulse selection双: two; twin; both; dual脉冲: impulse; pulse; impulsion; o ...选择: pick and choose; select脉冲选择器: pulse selector标记脉冲选择器: marker selector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:双脉冲选择，即可在微信中查询翻译
