The clone anergy and clone deletion are considered as the major theories of the immunotolerance mechanism.以往观点认为,T细胞 免疫耐受机制主要有克隆无能和克隆删除两种学说.This involved the deletion of a great deal of irrelevant material.这包括删除很大一部分不相关的...
我点了一份精品去骨鲑鱼片。I ordered a fine fillet of salmon.比如在科罗拉多红锈色的水中繁衍的弓背鲑.The humpback chub , for example, thrived in the rust - red waters of theColorado.鳟鱼主要属于两个属, 大马哈鱼属和红点鲑属.Trout are mainly two genera, salmon and trout is a...
undersea delta水下三角洲Coaxial cable is also used for undersea telephone lines.同轴电缆也用于海底电话线.undersea cameras海底摄象机The technology of undersea mining was then undeveloped.那时候深海采矿技术还不成熟....an undersea pipeline running to Europe....
20多架直升机开始下降向海面俯冲。More than 20 helicopters began swooping in low over the ocean.俄国人必须俯冲轰炸那些城市才能重新获得控制权。The Russians had to dive-bomb the cities to regain control.老鹰在半空中盘旋，准备俯冲。The hawk poised in mid-air ready to swoop....
Stress may act as a trigger for these illnesses.压力可能会成为引发这些疾病的原因。He suffered a long series of illnesses with tremendous dignity and fortitude.他凭借超乎常人的保持生命尊严的信念和顽强意志力忍受着各种病痛的折磨。About 4% of the prison population have chron...