"new houses are springing up on an improved tract of land near the river" "an improved breed"
"was proud of his improved grades" "an improved viewfinder"
"improved farmlands"
improved是什么意思
improvement是什么意思
improver是什么意思
improvidence是什么意思
improvident是什么意思
improvisation是什么意思
improvisational是什么意思
improvisator是什么意思
improvisatore是什么意思
improvisatori是什么意思