Chassignite
[地质]纯橄无球粒陨石
🗣️ 情景例句
to serve the senior citizens
为Riverdale的老年人
To construct a building
建造大楼
It will be a mixed school where not all the children are disabled.
它是一所混合式学校，学校里的儿童并不都是残疾人。