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rg2021-07-29 13:13:24 иԇ

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һv vгF(xin)ƻ(sh)~onetwothree(sh)~firstsecondthirdֻ߉݋~to start

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offto begin withandanotheralsosomething else߀yet anotherlast but not

leastthats when the concept of X comes into the

picture֮Ϣô@vĽYһͿԱpɵض顰֡Yͬrԓ˽ʾ~֮ضF(xin)һՓc@ЩطǿҪ cݣӛ@Щطͨ鼚(ji)}҂ͨ^w}v

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What does the professor say about the function of the papillae?

A. They produce dye in different colors.

B. They propel the octopus through the water.

C. They change the texture of the octopus skin.

D. They help the octopus contract into a smaller shape.

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vУՄՓ~ĵһcRfSo, thats how octopus mimic colors, but they

dont just mimic the colors in their environment. They can also mimic the

texture of objects in their environment. They have these little projections on

their skin that allow them to resemble various textures. The projectionsare

called papillae.ͨ^еġthey dont justThey can also

֪ڶcϢһՓcv~w|Һ~ϵһN͹ĽYpapillaePԸ(j)Ϣx_xCxAȾɫ(dye)ڵһv~Sh(hun)׃ɫrἰxBƄ(propel)~ǰЄtͱc~׃ΟoPxD漰ΠСҲc˶ΟoP

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1Ȱijһlݏ^β ױ ҲҪӲ^Ƥ  ֳ;ӡ

2ȻһԒλ͵ һɎׂ~Mÿ~ھʲô ^eZЩ~ȡÿ һͰ ~һһ

ڼгɾ ~ȿӢZ ^͵ˁf𲽕r ĵطڴЕrBԼҲf嵽ж̎ @Nr£ֻа ˵~ܸж̎ 

3~һҪ ģ_ʴ_

ץס(ji)İl(f)ֹֻМʴ_ذѸ(ji)İl(f)ץסˣxпܸ(j)ZZ֪RԇƴһЩ~

~ҡ_ҪͶβҵ rҪһУՃС³ֵķ޸ĵء˼m

_ƴĕrɆҪ~䣬ɫP˳~e`ƴ

4 ~Ҫ͡~Փ~һ Cͣ ԓ^m(x) ȥ 

~ŵµwȥ@ӵrȥ һ~˼cԒlϢ“(lin)ϵȥ

˼·͌Ҳ֪ʲô~ôƴˡ

Еrͬһ~ж̎F(xin)һ̎   ȷһţܲ܏Ąe̎õl(f)܄e̎

ce~һ  ^Уڛ] д_аյ~ҲҪȡԺIJ ^ȥ

Уͼmͬһ„ڲͬĕrgɲͬIJTrڸ˵Z{Ѕ^(q)e һЩy~İl(f)

 cɂEǽȻ_ӢZˮƽߵijW߁fһ һξɵҪ(jng)^

εġ cMl(f)ǰM

ČWӢZĽǶȳl(f)WAαһ߅ һ߅  ܕƒɷNrһ©һЩ 

~ʧȥˌWߵęC; ~r ֻ  ı锵(sh)ٶҲ߀  

IJ֌ڼϣǰ“(lin)ϵһ(jng)^˼Ժȥ ֕ һЩeă˲෴ֱͣȫ 

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^LľF(xin)Bm(x)ZF(xin)@NF(xin)ļгF(xin)ں̶ܴ׃wl(f)Ч@ӣ

This photo enlargement here is a life-size image of an actual space suit

worn by astronauts on the last space shuttle mission.

life-size image of an actual @ׂ~˴˃ɃBxspace suit ʧЧsuit worn

l(f)ʧȥƣastronauts on Bxlast space

ʧ@ܼZF(xin)гF(xin)H׃@Ԓwİl(f)ЧZ(ji)Ҳdz ^ԭСl(f)F(xin)Ԓ׺]ͣDһdz(ji)dӲ^dzo

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Ly֮Ա^Lа˶ľо䡢^Z~bYȏsZPϵˣ҂x@ӵľӵĕrXЩ ЮȻy

ZľӢзdzҊ`һNăρfsǷ еyc҂ҪN~ԭZľ~

because/as/since/now that ȡ@Щ~һZF(xin)ǷdzIJ׺@ӵС~

ZľYõcĵZ߉݋Щ^(q)e˺ܶW ZľĕrһΛrZľĵ׃ҲǷ^Z~ʹʹþӵȽͣyȅs

и LyPԒ}yȸ

һЩLy䣬оǞ˱_ׂsĸһЩ̵ԭȃݵfă͕܏s磺

For now, the focus is on locating planets within a host star's so called

"habitable zone, a zone that's a certain distance from its star because only

planets within this zone could conceivably support carbon based life.

@xһƪČW lectureL14_ănjhabitable zone

M˽漰ZľԭZľmȻӱ(jng)^ŴҶܿdzF(xin) 漰ČW@N󲿷ͬWf^TİĿĿԒ}yȻ Ҳy

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