擅长:python、mysql、java
<p>把它放在<a href="https://docs.python.org/3/library/stdtypes.html#dict" rel="nofollow noreferrer">dict</a></p>
<pre><code>db = {
"Ariel": (578.9, 90.099),
... and etc
}
primary_body_radius, gravitational_parameter = db.get(orbiting_body, (0.0, 0.0))
</code></pre>