英语翻译
TheChinesehaveusedamethodcalledacupuncture(针灸)toperformoperationsforabout4,000yearswithoutputtingthepatienttosleep.Thisinvolvesplacingflexibleneedlesintocertainpartsofthebody.TheneedlesareavailableinanumberofstoresinChinaandanyonemaybuythem.
Tolearnhowtousetheneedlestakesaboutonemonthoftraining.Buttobeskillfulrequiresgreatertime.Thepersonwhoperformstheacupunctureknowshowtoputintheneedlessotheneedlesthemselvesarenotpainful.Thispersonalsoknowswheretoplacetheneedlessothepatientfeelsnopainintheareawheretheoperationistobeperformed.Aparticularoperationmightrequire25ormoreneedlesplacedinvariouspartsofthebody.Butnowthisoperationrequiresonly3or4needles.
Today,theChinesedoctorsaretryingtolearnmoreaboutacupuncture.Theyaretryingtodevelopconvincingtheorytoexplainhowtheneedleswork,inpreventingpain,orwhyaneedleinthewrist,forexamplewouldpreventthepainintheareaofthemouth.
Apatientwhoneedsanoperationisgivenachoicebetweenhavingacupunctureorhavingoneofthechemicalsusedforputtinghimtosleep.Ithasbeenestimatedthatoverhalfofthepatientschooseacupuncturebecausethereisnosicknessaftertheoperationbutthechemicalmaymakethepatientsickforafewhoursoraday.
可不可以帮我翻译一下上文~