Rav
abbr. 瑞星杀毒软件；右心房容积（Right Atrial Volume）
🗣️ 情景例句
I've been friendly with the Stewart family
我和Stewart家有交情
However.
无论怎么理。
The student did in an archway nearby where he could watch and hear everything that went on.
那个学生躲在附近一拱形的门廊里，在那儿可以看见、听到现场发生的一切。