超碰免费人人操|国产视频二区久久艹人人操|欧美激情第一页在线|久热最新无码中文视频|91精品国际成人|亚洲成人精品在线视频青青草|久草免费高清完整在线观看|你懂的AV在线日本黄网页|国产黄色AV日韩女同网|欧美成人色区导航片av

Чи k

l(f)r(sh)g:2017-08-28 ݋:younian

һ

 ľи֮_ʼĕr(sh)һ(g)~һ(g)~ȥ ؿһ(g)Ⱥһ(g)Ⱥȥ ٺ(li)һ(g)һ(g)ӵȥ (dng)Ȼһ͕(hu)ӛ ӢZ(y)M(jn)ֻһ(g)һ(g)˼@ hZ(y)һ҂ā(li)ȥ“ hZ(y)”@һN“”ľ_(d)@N磬ôи ̾ͳ҂СW(xu)(hu)ƌW(xu)nԇO了(jin)(du)һ(g)Ї(gu)ЌW(xu)W(xu)Ȼ^(gu)(j)ˁ(li)f(shu)h(yun)h(yun)_(d)@Nԣڜ(zhn)и ĕr(sh)҂ҪĹnǾǽQ(du)ӢZ(y)ıָ һ(g)~ܷ(yng)˼׌ɞķeO X~R

QЧăɂ(g)һ Ǿ 

1.  

 ָnjһƪ еԭȫ (li)(du)ڜ(zhn)иԇĿõ ϾеĶӡ Чęz(yn)һ(g)˵ı ֮(du)_ı(f) ֱȫ ֹ@ Чķ

2.  

 ָһ߅_ıһ߅  ĕr(sh)Ҫ?jing)ԼϤĆ~ڵһY(ji)~Ȼٷ(f) ֱÓ ֹ mϵIJSSS(Scientific American’s Sixty-second Science)?yn)dzֻһϢܴ󣬸Ҫи }Ҫ(li)Դ

 Pӛ

иᘌ(du)и@ĸĸ֮һSһ߅  ĕr(sh)һ߅ӛPӛ@H?yn)е ׃L(zhng)ҪùPӛ(li)a(b)XӛIJҪǣ@(gu)W(xu)nÌ(du)W(xu)nn挍(sh)и v}Ŀc(din)ϢҪԒ}Ҫ(x)(ji)½Y(ji)(gu)  ^(gu)Уӛ@ЩҪă(ni)ô(du)}ǎOġ

 (yng)ٶ

ӢZ(y)ĸZ(y) һ(g)~֮ķ(yng)ٶ0.03҂ӢZ(y)ĸZ(y)ģ҂(du)~ķ(yng)ٶȿܲȫ_(d)@(g)ָ(bio)DZMܵȥӽo(w)ȡи ߷ֱn?yn) и ĕr(sh)ETSܵ ǰĆ~ȻٷźŒ(sh)ϣи Z(y)Ҳֻ(gu)W(xu)nһZ(y)Hȡи߷֣ҪǞ˵(gu)ܸ(gu)n҂⌢(yng)ٶȾȥȫҪġ

(x)(yng)ٶȵҪҲЧһ(g)“׃پ(x)”׃پ(x)ָ׃ܛӿZ(y)(li)҂(du)Ϸ(yng)`Ⱥ͜(zhn)_һc(din)Ҫ(qing){(dio)׃پ(x)ֻmڌ(du)㳣ѽ(jng) IJM(jn)У?yn)?du)㲻Ϥ߱(li) IJM(jn)׃٣ôY(ji)ȻǸ @ӵxDz@һc(din)ô֪䌍(sh)׃پ(x)IJʮ֏Vȿѽ(jng) ^(gu)жҲSSSIJѽ(jng)^(gu)и }

]
T]