tortoise

n.

乌龟；行动迟缓的人（或物）；

复数：tortoises

tortoise shell龟甲；一种类似龟甲的蝴蝶

1. He bought two small tortoises for me.
   他给我买了两只小乌龟。
2. Do you remember the story about race between the hare and the tortoise?
   你们还记得那个关于龟兔赛跑的故事么？
3. The tortoise crept along at an agonizingly slow speed.
   乌龟以极其缓慢的速度爬行着。

What the Tortoise Said to Achilles
The Tortoise and the Hair: Slow-Cycling Cells in the Stem Cell Race
Gopher Tortoise Response to Habitat Management by Prescribed Burning
Advancing E-Government at the Grassroots: Tortoise or Hare?
Regression-Tree Modeling of Desert Tortoise Habitat in the Central Mojave Desert
The Tortoise and the Hare II: Relative Utility of 21 Noncoding Chloroplast DNA Sequences for Phylogenetic Analysis
Modeling Population Viability for the Desert Tortoise in the Western Mojave Desert
The Gaussian hare and the Laplacian tortoise: computability of squared-error versus absolute-error estimators
Field Trials of Line Transect Methods Applied to Estimation of Desert Tortoise Abundance
Shaw J, Lickey EB, Beck JT, Farmer SB, Liu W, Miller J et al. The tortoise and the hare: relative utility of 21 noncoding chloroplas...