洼陷 wā xiàn
词语解释
◎ 洼陷 wāxiàn
(1) [be sunken;hollow;low-lying]∶地面下陷;凹陷
(2) [deep hole]∶深坑
◎ 洼陷 wāxiàn
(1) [be sunken;hollow;low-lying]∶地面下陷;凹陷
(2) [deep hole]∶深坑
词语解释
◎ 突起 tūqǐ
(1) [break out;suddenly appear]∶突然爆发
战事突起
(2) [tower;rise high]∶高耸突出
奇峰突起