Gra
abbr. （美）政府科学研究机构联合会（Governmental Research Association）
🗣️ 情景例句
I care about more lockers for the teachers.
我关心教师要有更多的储物柜。
Accidents will happen in the best regulated families.
即使家规严，丑事总难免。
Gandhi returned to India in 1915 and was honoured as a hero.
甘地于1915年回到印度时，被推崇为英雄。