注意下列加粗字的读音。
系在竹竿上( ) 豺狼( ) 野鹜( )
jì、chái、wù
The passing of a low pressure system can be determined by periodically checking the().
A.Thermometer
B.Hygrometer
C.Barometer
D.Anemometer
何谓产后“三病”、“三冲”、“三急”?