| 释义 |
DEFINITIVE EXAMPLES 权威例句〔exotic〕Some native species are being crowded out by exotics.一些本土物种正受到外来物种的排挤。韦氏高阶〔marlstone〕A rock containing clay materials and calcium and magnesium carbonates, with approximately the same composition as marl.泥灰岩：一种含粘土物质、钙和镁碳酸盐的岩石，其成分与泥灰土大体一致美国传统 |