FAQs About the word concavities

凹陷

the quality or state of being concave, a concave line, surface, or space, a concave surface or space

龋齿,凹痕,抑郁症,沟壑,洞,空心,缩进,坑,碗,沟渠

凸起,凸度,山丘,投影,突出物,突起,凹凸,拱形,突出,土墩

concatenations => 串联, concatenating => 连接, concatenates => 联结, concatenated => 连接的, comrades => 同志们,