Sextans
n. [天]六分仪座
🗣️ 情景例句
Radiation exposure can damage your genes and make them vulnerable to mutation.
辐射会破坏你的基因组织，使它们突变。
What is happening up there?
上面发生什么事情？
a trough (the lowest point), a height (the vertical distance from the trough to the crest),
波谷（最低点）、浪高（从波谷到浪峰的垂直距离）