zhāo shǒu
qiū tiān
ér tóng
zhōng yú
dīng zi
____
lǐ jiě
yuàn zi
nán shòu
chéng gōng
I asked the doctor for some _________.
一些昆虫有“作茧自缚”的现象,此现象属于( )
34:15 =____∶____