No one knows why a fetus is not automatically rejected by the mother’s immune system.没有人知道为什么母亲的免疫系统不会自动排斥胎儿。Modern medical technology like type-B ultrasonic checks can reveal the fetus gender.现在的医疗仪器例如B超是可以分辨出胎儿的性别的。Gro...
I think I need to get this report proofed before I hand it in.我想在这篇报告交出去之前,我需要校对一下.Gold and silver jewellery is permanently inflation - proofed in value.金银珠宝,永久保值.With new sensor technologies, assemblies can be validated...
The preparation of hypoeutectic Al - Si alloy billets for semisolid forming by low temperature casting was studied.研究了低温铸造法制备亚共晶 铝硅 合金半固态成形用坯料.He is sick and has been casting up all night.他病了，夜里一直在呕吐。In the case of rimmi...