"op">=</span> <span class="va">cyl</span><span class="op">)</span><span class="op">)</span> <span class="op">+</span></span></span>
<span class="r-in"><span>  <span class="fu">expand_limits</span><span class="op">(</span>colour <span class="op">=</span> <span class="fu"><a href="https://rdrr.io/r/base/seq.html" class="external-link">seq</a></span><span class="op">(</span><span class="fl">2</span>, <span class="fl">10</span>, by <span class="op">=</span> <span class="fl">2</span><span class="op">)</span><spa