sinistral shell 左旋贝壳 ; 左旋螺
sinistral fold 左旋褶皱 ; 左弯褶皱
sinistral fault 左移断层 ; [地质] 左侧断层
sinistral vergence 左旋倾向
sinistral shear fault 左旋剪切断层
sinistral block 左旋断块
sinistral strike slip 左旋走向滑动
sinistral imbrication [古生] 左旋叠瓦状
"a sinistral gastropod shell with the apex upward has its opening on the left when facing the observer"; "a sinistral flatfish lies with the left eye uppermost"
"sinistral individuals exhibit dominance of the left hand and eye"
以上来源于: WordNet
ADJ of, relating to, or located on the left side, esp the left side of the body 左边的; 身体左侧的
Sinistral rarity might, then, be a consequence of possible disadvantages conferred by these other concomitant structural features.
因此，左撇子的稀少可能是这些其他伴随的构造特征所带来的不利影响的结果。
However, some broods possess a few snails of the opposing hand, and in predominantly sinistral broods, the incidence of dextrality is surprisingly high.
然而，一些卵壳中会出现反向螺旋的蜗牛，多数情况下是在左旋卵壳中，右旋的出生率惊人地高。
In experiments, an injection of cytoplasm from dextral eggs changes the pattern of sinistral eggs, but an injection from sinistral eggs does not influence dextral eggs.
在实验中，用取自右旋卵子的细胞质进行的注射，可改变左旋卵子的模式；用取自左旋卵子的细胞质进行的注射却不能影响到右旋卵子。
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