frog

n.

青蛙；〈侮辱〉青蛙佬，对法国人的蔑称；[交]铁路辙叉；饰扣，挂环

复数：frogs

tree frog n. 树蛙；雨蛙

leap frog跳背戏

green frog绿蛙；池蛙

1. The witch changed the prince into a frog.
   巫婆把王子变成了青蛙。
2. We call the breast-stroke the frog style.
   我们称蛙泳为蛙式。
3. He sang with a frog in his throat.
   他用略带沙哑的嗓音唱歌。

The nature of the frog skin potential.
Matrix metalloproteinases: a tail of a frog that became a prince.
Membrane potentials in single fibres of the frog's sartorius muscle
Sexual selection for sensory exploitation in the frog Physalaemuspustulosus
Phylogeography of the tailed frog (Ascaphus truei): Implications for the biogeography of the Pacific Northwest
Single-channel currents recorded from membrane of denervated frog muscle fibres
Multipotent precursors can give rise to all major cell types of the frog retina.
SYSTEMATIC REVIEW OF THE FROG FAMILY HYLIDAE, WITH SPECIAL REFERENCE TO HYLINAE: PHYLOGENETIC ANALYSIS AND TAXONOMIC REVISION
Cytoplasmic control of nuclear behavior during meiotic maturation of frog oocytes ?
EVIDENCE FOR RECYCLING OF SYNAPTIC VESICLE MEMBRANE DURING TRANSMITTER RELEASE AT THE FROG NEUROMUSCULAR JUNCTION