Thefirstpaperwasmadefromthebarkofthemulberrytree.
Insectpestsareamongtheleadingcausesofcropfailure.
Somechildrendisplayanunquenchable难以抑制的curiosityabouteverynewthingtheyencounter.
Cometsarestillregardedwithawebysomepeople.
Foodmustbemoistinordertohaveataste.
ThecompanyissuesanannualreporteveryMarch.