1·Optical astronomy is most directly affected, for although interstellar gas is perfectly transparent, the dust is not.
光学天文学受到最直接的影响，因为虽然星际气体是完全透明的，但尘埃却不是。
2·We'll just have to build new stars out of interstellar gas.
我们可以用星际气体造出新的恒星。
3·We'll just have to build new stars out of interstellar gas.
不过，我们可以从星际气体中重新制造新的恒星。
4·These elements become part of the interstellar gas and dust.
元素氢占气体星云物质的百分之九十。
5·'We'll just have to build new stars out of interstellar gas.'
我们可以用星际气体造出新的恒星。
6·Light and radio waves are absorbed and scattered by interstellar gas and dust.
光波和无线电波能被星际气体和尘埃吸收及散射。
7·The contraction of a cool interstellar gas cloud can proceed in a variety of ways.
一个冷的星际气体云的收缩，可以通过许多不同的方式来进行。
8·The people even suspected that, the star is "the congealment" becomes by the interstellar gas.
人们甚至猜想，恒星是由星际气体“凝结”而成的。
9·A classic dark nebula, the Snake is a tendril of interstellar gas and dust about 650 light years away.
在经典黑暗星云中，蛇是星际气体和尘埃组成的卷须，长约650光年。
10·Satellites that orbit close to major galaxies eventually forfeit their interstellar gas to the greater galaxy.
那些近距离围绕主要星系轨道运行的卫星最终将它们的星际气云失给了更大的星系。