请问一道题。

aronsuper

<ol type="1"><li class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';">假设一个用户在一小时内分别进行了一个两分钟及一个四分钟的通话，那么他在这一小时内产生了多少话务？</span><span lang="EN-US"><font face="Times New Roman">&nbsp;<u><span style="COLOR: blue;">&nbsp;&nbsp;&nbsp;C&nbsp;&nbsp;&nbsp;</span></u>&nbsp;<br/><br/>&nbsp;&nbsp;A.10 millierlangs&nbsp;&nbsp;B.50 millierlangs&nbsp;&nbsp;C.100 millierlangs&nbsp;&nbsp;D.200 millierlangs</font></span></li></ol><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;"><span lang="EN-US"><font face="Times New Roman"></font></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;"><span lang="EN-US"><font face="Times New Roman"></font></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;"><span lang="EN-US"><font face="Times New Roman">请问下millierlangs是什么东西？看不懂。</font></span></p>