barium swallow examination
Clear swallow′s nest soup
flying-swallow-type concrete filled steel tubular arch bridge
One swallow does not make a summer
Pulse swallow programmable frequency divider
strain at a gnat and swallow a camel
swallow
咽下
吞咽量
食道
吞咽障碍
咽喉
吞咽
家燕
吞
燕子领
滑车索道
燕子
吞没
吞并
燕