Companies have signed on as business partners with high schools across the country.
We’re hopeful that they will sign on to this plan.
You need your password to sign on.
We’ve signed on three new employees.
We’ve signed on three new members of staff.
英语词典包含67175条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。