<entry id="2153657" stat="A" corpus="jmdict" type="jmdict">
<ent_corp type="jmdict">jmdict</ent_corp>
<ent_seq>2851044</ent_seq>
<k_ele>
<keb>改良工事</keb>
</k_ele>
<r_ele>
<reb>かいりょうこうじ</reb>
</r_ele>
<sense>
<pos>&n;</pos>
<gloss>improvement work (construction)</gloss>
<gloss>betterment</gloss>
</sense>
<info>
<audit time="2021-10-25 03:47:21" stat="A" unap="true">
<upd_name>Marcus Richert</upd_name>
<upd_email>...address hidden...</upd_email>
<upd_refs>eij, 
機械工学英和和英辞典 both: "improvement work"
reverso likes that translation too

改良工事	93813</upd_refs>
</audit>
<audit time="2021-10-25 11:19:53" stat="A">
<upd_uid>jwb</upd_uid>
<upd_name>Jim Breen</upd_name>
<upd_email>...address hidden...</upd_email>
<upd_refs>Kenchiku, etc.</upd_refs>
<upd_diff>@@ -12 +12,2 @@
-&lt;gloss&gt;improvement (construction) work&lt;/gloss&gt;
+&lt;gloss&gt;improvement work (construction)&lt;/gloss&gt;
+&lt;gloss&gt;betterment&lt;/gloss&gt;</upd_diff>
</audit>
</info>
</entry>