Ecas
abbr. ECFA Committee for Accelerator Studies 非洲未来加速器委员会加速器研究委员会; Energy Conversion Alternatives Study 能量转换替代方案研究; European Council of African Studies 欧洲非洲问题研究委员会
🗣️ 情景例句
Anything to drink?
要喝点什么吗？
In college I majored in science, What was your major?
大学时我主修自然科学，你主修什么呢？
No! I mean, have you seen how dirty the water is? It looks as if it isn' t clean enough to bathe here.
不！我的意思是您有没有看见海水有多脏？看起来海水好象不干净，不能游泳。