“活跃期”例句

单词 活跃期 例句 DEFINITIVE EXAMPLES 权威例句〔AGE〕Elephants do not become sexually active until they are fifteen to eighteen years of age. 大象大概在15至18岁时开始进入性活跃期。朗文写作活用〔active〕It is important to educate children before they becom...