1.relevant

adj.

[definition]:緊密相關(guān)的；切題的；有價值的；有意義的--relevant information,relevant document,relevant material,relevant authority,relevant factor.

[synonyms]:pertinent,applicable,germane,related,appropriate

[antonyms]: unrelated

?

2.purr

v.

[definition]:（貓）發(fā)出呼嚕聲；轟隆作響；轟鳴著移動--purring in my lap cause it loves me.

?

3.flex

v.

[definition]:彎曲(關(guān)節(jié))；折曲(地層)--flex sth.

[synonyms]:activate,bend,contract,expand,loosen up

[antonyms]:relax,straighten

?

4.acrobat

n.

[definition]:雜技演員--does it look like an acrobat standing on his head?

[synonyms]:tumbler,trapeze artist,gymnast,funambulist,entertainer

?

5.opacity

n.

[definition]:不透明性；模糊；費解；難懂--weave your little webs of opacity.

[synonyms]:opaqueness,imperviousness,impenetrability,denseness,cloudiness

[antonyms]:transparency

回顧：1.relevant 2.purr 3.flex 4.acrobat 5.opacity