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题目内容双击单词支持查询和收藏哦～
Gravitational waves—ripples in the geometry of space-time—are analogous to electromagnetic waves. The challenge in trying to observe these waves directly is that they are extremely weak. To make waves large enough to be (i)_____, the most (ii)_____ events in the universe are required: supernova explosions, the formation of black holes, or the collision of stars. Even so, the effects are (iii)_____. The geometry changes so little that a distance of several kilometers changes by less than the diameter of a proton.
- Blank(i)
- detectable
- usable
- explicable
- Blank(ii)
- obvious
- subtle
- violent
- Blank(iii)
- masked
- disastrous
- minuscule
detectable , violent , minuscule 显示答案
以上解析由 考满分老师提供。
