单词 使落叶 例句 DEFINITIVE EXAMPLES 权威例句〔defoliate〕To cause the leaves of (a plant, tree, or forest) to fall off, especially by the use of chemicals.使落叶:使(植物、树或森林)的叶子脱落,尤指通过使用化学药剂美国传统〔variegate〕Autumn began to v...