Cida
abbr. cometary and interstellar dust analyzer 彗星及星际尘埃分析器
🗣️ 情景例句
Right.
对。
This is my fourth year of college, I'm a senior.
这是我上大学的第四年，我是四年级学生。
A short while ago, my sister helped me to carry one of my old bookcases up the stairs.
几分钟前，我妹妹帮我把一个旧书橱抬上了楼。