And the waterproof membranes and the amniotic fluid inside the egg created a self-contained pond so the embryo stayed hydrated.
卵子内的防水膜和羊水形成了一个独立的池塘，使胚胎保持水分。
Waterproof membrane
原声例句
PBS地球-动物趣闻
英语百科
Waterproofing
Waterproofing is the process of making an object or structure waterproof or water-resistant, so that it remains relatively unaffected by water or resisting the ingress of water under specified conditions. Such items may be used in wet environments or under water to specified depths.
- goshai的意思
- goshais的意思
- Goshala的意思
- Goshanak的意思
- go share的意思
- go share in something with somebody的意思
- go shares的意思
- go shares in something with somebody的意思
- go shares with的意思
- goshawful的意思
- goshawfully的意思
- goshawk的意思
- goshawk beak and talons的意思
- goshawk bone的意思
- goshawk eye的意思
- goshawk head的意思
- goshawk的意思
- goshdang的意思
- goshdangit的意思
- goshdarn的意思
- Gosh darn的意思
- goshdarnit的意思
- Gosheim的意思
- Goshen的意思
- Goshen College的意思