单词:segmented rod laser
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Exhale (Shoop Shoop) Whitney Houston Everyone falls in love sometime Sometimes it's wrong, and sometimes it's right For every win, someone must fail But there comes a point when When we exhale (yea, y
Rho Ophiuchi dark cloud is one of the closest star-forming regions to our own solar system. Located near the constellations Scorpius and Ophiuchus, the nebula is about 407 light years away from Earth. The infrared astronomical satellite, now celebra
今天要讲的惯用语里有个共同的词act。这真是个多义词,但是我们的时间有限说不了那么多,所以今天要说到的act都有表演的意思。比方说,我们要学的第一个习惯用语是:class act。 Class这里
A bear,a fox,and an opossum were attacked by an inundation.Death loves a coward,said the bear,and he went forward to fight the flood.What a fool!said the fox.I know a trick worth two of that.And he slipped into a hollow stump.Ther
Philomela菲勒美拉PhilomelaKing Pandion of Athens had two daughters,Procne and Philomela.When Athens was threatened by the wild men,King Tereus of Thrace came to its help.Out of gratitude King Pandion offered Tereus either of his daughters in marr
BEIJING, March 24 (Xinhuanet) -- A new study has found that Actos, a medicine treats onset diabetes, could also reduce the diabetes(糖尿病) risk in people with prediabetes. The study, which was published Wednesday in New England Journal of Medicin