“河流谷底线”概念、定义、翻译-科学时代

单词	河流谷底线
释义	请查阅河谷线--河流谷底线--河道中泓线
随便看	bill at usance bill-back allowance bill bearer billbergia Billbergia pyramidalis billboard billboard billboard Billboard billboard billboard advertising billboard antenna bill book bill bought bill bought (B/B) bill bought--bill bought (B/B) bill broker bill broker Bill--Bryden bill cheque bill collection bill discount bill dishonoured Bill Douglas Centre bill drawer

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。