单词:2-naphthol-6-sulfonic acid
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London London is an ancient city whose history greets you at every turn 1 . To gain a sense of its continuity 2 , stand on Waterloo Bridge at sunset. To the east, the great globe of St. Paul's Cathedr
Robert Herrick (1591-1674) Fair Daffodils, we weep to see You haste away so soon: As yet the early-rising Sun Has not attained his Noon. Stay, stay, Until the hasting day Has run But to the Even-song; And, having prayed together, we Will go with you
yonyonson Mynameisyonyonson, IcomefromWisconsin, Iworkinthelumbermillsthere; EvygirlthatImeet WhenIwalkdownthestreetsays, hello,whatsyourname?andIsay
In Idaho Lumber Country, Trump Voters Wait To See If He Can Jumpstart Jobs play pause stop mute unmute max volume 00:0004:59repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update
used to v used (否定式简写为usedn't)过去经常,以前常常 Weusedtogothereeveryyear. 我每年都去那儿。 Heisnotwhatheusedtobe. 他已不是旧日的他了。 Itusedtobebelievedtha
Plastic Pollution NB: This is not an accurate word-for-word transcript Dan: Hello and welcome 6 Minute English from the BBC. Im Dan Walker Smith and today Im joined by Kate. Kate: Hello Dan. Dan: Now today Kate and I are talking about pollution. Kate