Of all placental mammals, handicaps are the tiniest in comparison to their mother.
在所有胎盘哺乳动物中，与母亲相比，残疾是最小的。
placental
/plə'sentl/
英汉-汉英词典
- adj. 胎盘的
- n. 有胎盘哺乳动物
词组 | 习惯用语
placental abruption 胎盘早剥；胎盘早期剥离
placental barrier 胎盘屏障
英语例句库
- The major indicatio of subtotal hysterectomy were postpartum hemorrhage, uterine inertia and placental related factors.
产后出血、宫缩乏力和胎盘因素是子宫次全切术的主要手术指征。 - Human chorionic gonadotropic (hCG) and human placental latogen (hPL) are peptide hormones produced and excreted by placental trophoblastic cells during pregnancy.
人绒毛膜促性腺激素、人胎盘生乳素是胎盘滋养细胞合成和分泌的肽类激素。 - Objective To observe pulsative index (PI), resistant index (RI) of placental helicine arteries by colour Doppler, analyses relation between PI, RI and developing of pregnant hypertension.
目的本研究采用彩色多普勒检测孕妇子宫胎盘床螺旋动脉搏动指数（PI），阻力指数（RI），预测妊高征的发生、发展及预后。 - 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。
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原声例句
国家地理科普（视频版）
PBS趣味科普
This is our best guess at what the first placental mammal looked like.
这是对第一种胎生哺乳动物外貌的最好猜想了。
Osmosis-生殖
Tissue refers to placental fragments retained in the uterine cavity.
Tissue指的是胎盘组织部分残留在子宫腔中。
Osmosis-解剖与生理
It's then carefully removed to ensure that there are no placental remnants left in the uterus.
然后慢慢移除，确保胎盘遗留物不会留在宫腔。
剑桥学霸读书分享
Therefore, you need to get your oxygen from the mother's placental blood flow and all that stuff.
因此，你需要从母亲的胎盘血流和所有的东西中获得氧气。
绝望的主妇（音频版）第四季
Apparently, her fall caused a placental abruption, where the placenta separates from the uterus. -Oh, my god.
很明显，她的跌倒导致胎盘破碎，胎盘和子宫已经分离了。-天哪。
夜班医生
But you have an early placental abruption.
但你过早出现了胎盘早期剥离。
TED-Ed（视频版）
But in 1960, many experts believed that the placental barrier shielded a fetus from harm.
但在 1960 年，许多专家认为胎盘屏障可以保护胎儿免受伤害。
PBS地球-动物趣闻
That's because, typically, the larger a placental land mammal is, the longer its pregnancies are.
这是因为，通常情况下，胎盘陆地哺乳动物越大，其怀孕时间就越长。
Journeys Through Geologic Time
The three modern mammal groups -- the placentals, marsupials and monotremes -- all made it.
三个现代哺乳动物群——胎盘 动物、有袋动物和单孔动物——都成功了。
中文百科
真兽下纲 Placentalia
（重定向自Placental）
真兽下纲（Eutheria）是一类包含胎盘哺乳类的动物。此名称是由汤玛斯·亨利·赫胥黎在1880年所推荐使用，在他的定义下，真兽类包含的范围比胎盘类（Placentalia）更广泛，其中包含一些相对于现代有袋类更接近现代胎盘类的已灭绝哺乳动物。所有现存的真兽类都是胎盘哺乳动物。
英语百科
Placentalia 真兽下纲
（重定向自Placental）
Placentalia ("Placentals") is one of the three subdivisions of the class of animals Mammalia; the other two are Monotremata and Marsupialia. The placentals are primarily distinguished from other mammals in that the fetus is carried in the uterus of its mother where it is nourished via a placenta, until the live birth of a fully developed offspring occurs.
近义、反义、联想词
近义词
n.mammal, mammalian
adj.
transplacental
反义词
n.aplacental
联想词
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