Mummies of pleistocene ground sloths, with original skin, hair, tendons and claws have been found.还发现了保存原有皮肤, 毛发, 腱和爪的更新世时期地面树懒的木乃伊.He was inspired by fossils of armadillos and sloths.犰狳和树懒化石让他获得了灵感.Sloths live in trees ...
如果这种斑块破裂, 栓塞便形成了, 于是阻抑血液供应.If the plaque breaks open, a clot forms, choking off the supply of blood.引诱剂, 排斥剂还是其他的兴奋剂都是嗅觉物质, 但刺激剂和阻抑剂常常是味觉物质.Whereas attractants, repellents, and many incitants are olfactory substances , s...
Their luck had simply run out. Still, never fear.他们的好运已经到头了。不过，别担心。We had lots before but now we've run out.我们以前有很多，但是现在已经用完了。Dolly's store of drinking glasses had run out.多利存放的酒杯已经用完了。...