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rg2021-07-29 13:13:24 иԇ ҪͶ

и J(rn)(zhn)ʾ~

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

и J(rn)(zhn)ʾ~

offto begin withandanotheralsosomething else߀yet anotherlast but not

leastthats when the concept of X comes into the

picture֮Ϣô@vĽY(ji)(gu)һͿԱpɵض顰֡Y(ji)(gu)ͬr(yng)ԓ˽ʾ~֮ضF(xin)һՓc@ЩطǿҪ c(ni)ӛ䛣@Щطͨ鼚(x)(ji)}҂ͨ^w}v⡣

и v}͌v

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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v(dng)Մ?w)~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|(zh)Һ~ϵһN͹ĽY(ji)(gu)papillaeP(gun)Ը(j)Ϣx_xCxAȾɫ(dye)ڵһv~Sh(hun)׃ɫrἰxBƄ(propel)~ǰЄtͱc~׃ΟoP(gun)xD漰ΠСҲc˶ΟoP(gun)

и  ߷֮ 

1Ȱijһl(ni)ݏ^β ױ ҲҪӲ^Ƥ  ֳ;ӡ

2ȻһԒλ(f) һɎׂ~Mɣÿ~ھʲô ã^eZЩ~ÿ һͰ ~һһ

?q)ڼгɾӣ ~ȿӢZ ^͵ˁf𲽕r ĵطڴЕrBԼҲf嵽ж̎ @Nrֻа ˵~ܸж̎ 

3~һҪ ģ_(zhn)_

ץס(ji)İl(f)ֹֻМ(zhn)_ذѸ(ji)İl(f)ץסxпܸ(j)ZZ֪RԇƴһЩ~

~_Ҫ(f)βҵ rҪһУՃС³ֵķ(f)޸ĵ˼m

_ƴĕrɆҪ~䣬ɫP(bio)~e`ƴ

4 ~Ҫ͡~Փ~һ C(j)ͣ (yng)ԓ^m(x) ȥ 

~ŵµw(ni)ȥ@ӵrȥ һ~˼⣬cԒlϢ“(lin)ϵȥ

⣬˼·͌Ҳ֪ʲô~ôƴ

Еrͬһ~ж̎F(xin)һ̎   ȷһܲ܏Ąe̎õl(f)܄e̎

ce~һ ˡ ^ڛ] д_аյ~ҲҪȡԺIJ ^ȥ

Уͼmͬһ„ڲͬĕrgɲͬIJTrڸ˵Z{(dio)Ѕ^(q)e һЩy~İl(f)

 cɂEǽȻ_ģӢZˮƽߵijW(xu)߁fһ һξɵģҪ(jng)^

εġ cM(jn)l(f)ǰM(jn)

ČW(xu)(x)ӢZĽǶȳl(f)W(xu)Aαһ߅ һ߅  ܕƒɷNrһ©һЩ 

~ʧȥˌW(xu)(x)ߵęC(j); ~r ֻ  ı锵(sh)ٶҲ߀  

IJ֌ڼǰ(ni)“(lin)ϵһ𣬽(jng)^˼Ժȥ ֕ һЩeă(ni)˲෴(f)ֱȫ 

и  Lyԭ

и LyBxZǸɔ_

^LľӣF(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

и LyZ^(f)s

Ly֮Ա^Lа˶ľо^Z~bY(ji)(gu)ȏ(f)sZP(gun)ϵ҂x@ӵľӵĕr򣬶XЩ Ю(dng)Ȼy

ZľӢзdzҊ`һNă(ni)ρf(f)sǷ еycڣ҂ҪN(do)~ԭZľ(do)~

because/as/since/now that @Щ(do)~һZF(xin)ǷdzIJˣ׺@ӵС~

ZľY(ji)(gu)õԣcĵZ߉݋Щ^(q)e˺ܶW(xu) Zľĕrһ(ni)ݡΛrZľĵ׃ΣҲǷ^Z~ʹʹþӵȽyȅs

и LyP(gun)Ԓ}yȸ

һЩLyоǞ˱_(d)ׂ(f)sĸһЩ̵ԭȃ(ni)ݵfă(ni)͕܏(f)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(xu) lectureL14_(d)ă(ni)njhabitable zone

M(jn)˽ጣ漰ZľԭZľ䡣mȻӱ(jng)^ŴҶܿdzF(xin) 漰ČW(xu)@N󲿷ͬW(xu)f^TİĿĿԒ}yȻ Ҳy

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