Mcrel
abbr. Mid-Continent Regional Educational Laboratory 中部大陆区域教育研究所
🗣️ 情景例句
Especially with his teething.
特别是他现在开始长牙。
To construct a building
建造大楼
They were expecting their sixth child and were faced with even more pressing economic problems.
第6个孩子即将问世，他们面临着更为严峻的经济问题。