to launch an iridium satellite发射铱星Using the same approach, iridium is alloyed with rhodium.使用同样方法, 铱被熔合与铑.Before the collision , Iridium had a group of sixty - six satellites in orbit.在这些卫星陨落之前, 铱星 公司有66颗卫星在轨道上运行.Iron, n...
Iron, nickel, copper, silver, gold, iridium , or ruthenium may be included as cocatalyst metals.铁 、 镍 、 铜, 银 、 金, 铱或钌,可用作复合催化剂金属.Using the same approach, iridium is alloyed with rhodium.使用同样方法, 铱被熔合与铑.Before the collisio...
The ship was buried, beyond retrieval, at the bottom of the sea.船已葬身海底，无法打捞。Its real purpose is the launching and retrieval of small aeroplanes in flight.它真正的用途是发射和收回飞行中的小型飞机。A special retrieval team arrived from Washing...
Knock the mould against the table to dislodge the mooncake.把模子往桌上敲,来移动月饼.She likes to eat the mooncake with nut in it.她喜欢吃那种带坚果果仁的月饼.Let's have a mooncake.来让我们吃块月饼....
Whether older women miscarry more often or whether they report more miscarriages is a debatable point.究竟是年纪大的女性更容易流产还是她们报告了更多流产事例，这一点仍存在争议。Miscarriages are usually caused by abnormal chromosome patterns in the fetus.流产通常...
“他得减肥啦，”巴拉德俏皮地说。"He'll have to go on a diet," Ballard quipped.在巴拉德找到铁达尼号之前, 他必须先取得许可才能展开搜寻.Before Ballard found the Titanic, he needed to get permission to look for it.巴格达最北部城市巴拉德, 一名以色列士兵看守油田是被射杀.And northeast of B...