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- It was suggested that swainsonine could damage placenta and endanger directly fetuses through placental barrier. 由此证明，苦马豆素能损害胎盘并通过胎盘屏障直接作用胎儿。
- Some environmental pollutants can transplacentally transfer from mothers to their fetuses for the limited function of placental barrier. 由于胎盘屏障功能有限,母体内的一些环境污染物进入胎儿体内。
- Prof Dornan said: "All drugs can cross the placental barrier and, looking back, we weren't so aware of what was going on inside the womb. 研究还发现，女性在怀孕期间服用某些药物会出现相反的作用，即可以减少出现同性恋后代的概率。
- Scientists had thought that even if cancer crossed the placental barrier, it would be rejected by the baby's immune system. 传统的生物学理论认为，即使一个癌细胞能穿过胎盘屏障，它也将会被婴儿的免疫系统排斥。
- The results show that EtO can pass placental barrier easily and transfer into the pre- natal mice and indbce the chromosome aberration in hemapoietic stem cell of fetal liver. 实验结果表明：EtO这个小分子的水溶性化台物能容易地通过胎盘屏障转移到胎鼠，造成胎肝造血干细胞染色体损伤的效应，我们必须对EtO潜在性遗传危害给予足够的重视。 同时胎肝微核试验又是一种快速、简易的检测方法。
- Pregnancy: Coumadin is contraindicated in women who are or may become pregnat because the drug basses through the placental barrier and may cause fatal hemorrhage to the felus in utero. 妊娠期禁用:香豆定禁用于孕妇,或可能已怀孕的妇女,因为本品可能穿过胎盘屏障,引起子宫内胚胎致命的出血。
- Medication factor：Some medicines can affect embryonic development by placental barrier, such as, sleeping pill, antiallergic agent, diphenlhydantoin, adrenal cortical hormone and cyclophosphamide. 药物因素：有些药物能通过胎盘屏障影响胚胎发育，如安眠药、抗过敏药、苯妥英那、肾上腺皮质激素、环磷酸胺均可导致胎儿畸形。
- MeHg can easily pass through the placental barrier, accumulate in the fetus and change the behavior and perceptibility of the second generation related to the function of central nervous system. 它极易通过胎盘屏障进入胎儿体内,影响子代的生长发育,改变子代与中枢神经系统功能有关的行为和认知能力。
- Disorder of placental barrier function 胎盘屏障功能障碍
- Ino longer feel the sandtrout cilia probing my flesh, encapsulating thewater of my body within their placental barriers. 我不再感觉到沙鲑的鞭毛探查着我的肉体，把我身体的水分封在它们的盘状防护膜之间。
- Poor health may be a barrier to success. 健康欠佳可能成为取得成功的障碍。
- The horse took the barrier easily. 那匹马轻松地越过了障碍。
- He have get over the language barrier. 他已克服了语言障碍。
- A large crowd crushed past (the barrier). 大群的人挤过了(障碍物).
- The crowd linked arms to form a barrier. 群众臂挽著臂组成人墙。
- Formation of a placenta in the uterus. 胎盘形成胎盘在子宫中的形成过程
- They soon overcame the language barrier. 不久他们便克服了语言上的障碍。
- The ice skater rammed into the barrier. 溜冰者撞到护栏上了。
- The lorry shaved the barrier, scraping its side. 那辆卡车掠过路障，刮坏了车身。
- A floating barrier serving to contain an oil spill. 浮木档栅一种漂浮的档栅，用来阻止流失的油份
