launch window extension notification延长: lengthen; extend; prolong; p ...发射: launch; radiate; project; di ...时: shí]窗: window通知: notice; circular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:延长发射时窗通知，即可在微信中查询翻译
