托福TPO18的一道阅读题!有疑问raph 3:Most lightning takes place within a cloud when the charge separation within the cloud collapses.However,as the storm cloud develops,the ground beneath the cloud becomes positively charged and lightning ca
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/11 01:30:53
xTRFRJd&LST"d1?ЖYH2dvve 5GGb{_(Z^/dl,JvRs==f/<߈^;˼UYoZWiї4&5A5fSa,G:1Nإ̼F1C6Kf`';.}PE6Kq#&~Th,)912 !u
*?=0C}}>S,"\j@qUĈ;KLŵBH<"CuTJ3o_2|ZpP + d]aX*#"X6q:d[Pa]P 6`!($)!j է@
IlO;tuˁ0;Nl%`V>g~8υT*KP*^m8^*&'E(LaT J4Sph
P) _EԺ$H|Iـtop5KQ#$z[f;. uUnxF^:a:15ℍh_mM(~K
Ikzgi+p