And what was not even funny, they considered the heel's pad, with a tiny fat layer there to be meant for cushioning!
这并不像是在开玩笑，他们考虑到脚后跟的“衬垫”，有一小块脂肪层可以作为缓冲之用！
"Japanese research has even shown that the fat layer on whales down there has decreased-not to the point of malnutrition, but suggesting a decreased access to food," Glover said.
“日本的研究还表明鲸鱼的脂肪层也变薄了——虽然还没有达到营养不良的地步，却也足以说明食物数量的减少”，格勒佛说。
Two_layer tissue model consisting of an outer thin skin layer over a semi_infinite fat layer is adopted.
人体组织采用简化的双层模型，由外皮肤层和半无限大脂肪层组成，脂肪层中的肿瘤则近似看成球状物。
The skin is echogenic. The subcutaneous fat layer is variable in thickness and is usually hypoechoic. The muscles reveal medium-level echoes.
皮肤表现不同回声，皮下脂肪层厚度存在差异，常表现为低回声，而肌肉表现为等回声。
The skin is echogenic. The subcutaneous fat layer is variable in thickness and is usually hypoechoic. The muscles reveal medium-level echoes.
皮肤表现不同回声，皮下脂肪层厚度存在差异，常表现为低回声，而肌肉表现为等回声。
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