复数： fetuses
易混淆的单词： Fetus

When the fetus first receives the stimulation , it is startled .

当胎儿在第一次接受刺激时，他被震惊。

Mercury is a potent neurotoxin that can harm a developing fetus .

汞是一种很厉害的的神经毒素，可以伤害到发育中的胎儿。

The fetus , which had been active and kicking , stopped moving .

曾经在腹中活动和踢腿的胎儿也停止了活动。

As the fetus develops , testosterone kicks in for those with xy chromosomes .

随着胎儿的发育，睾丸激素与xy染色体一同对这些组织产生了作用。

It is also dangerous to pregnant women because it easily passes through to the fetus .

由于它能轻易传递给胎儿，所以对孕妇而言也很危险。