Optimal levels of DHA are therefore crucial for pregnant and lactating mothers.DHA的最优量对于怀孕和哺乳期妇女非常重要.We are and fatherless , our mothers are as widows.3我们是无父的孤儿; 我们的母亲好象寡妇.Most mothers are insecure about their performanc...
Older mothers tend to be too idealistic about the pleasures of motherhood.较年长的母亲往往对身为人母的乐趣过于理想化。Ninety per cent of lone parent families are headed by mothers.90%的单亲家庭由母亲持家。He was worried sick about what our mothers would...
参观者隔着平板玻璃橱窗欣赏那幅画。Visitors see the painting from behind a plate glass window.画这幅画的时候，画家非常注意细节。The painting had been executed with meticulous attention to detail.神父在他上方画了个十字。The priest made the sign of the cross over him....
What complicates the issue is the burden of history.历史的重负使问题复杂化了。That very much complicates matters.那使得事情更加复杂.The fact that the drill hole openings are located under water complicates charging work.炮眼口位于水下,无疑会使装药工作复杂化....
There was not much elbow room in the cockpit of a Snipe.“沙锥鸟”战斗机的驾驶舱空间不太宽敞。He was ordered to snipe at anyone moving about the camp.他奉令狙击任何在营地附近走动的人.I started some half - dozen snipe.我惊起了五六只山鹬....
Certain proteins help copy nucleic acids by fashioning complementary strands that carry matching nucleotides.Proteins携带配对的nucleotide参与了nucleicacids的 精确配对复制是明确的.Deoxyribose A pentose ( five - carbon ) sugar that is a comp...