protractile 的定义
- capable of being protracted, lengthened, or protruded.
protractile 近义词
extensible
更多protractile例句
- Balbiani describes the buccal cavity as containing a protractile stylet.
- The intermaxillaries are moderately protractile, and curve a little downwards.
- The intermaxillaries are moderately protractile, but the lower jaw, when depressed, projects still further forward.
- Protrud′able, Protru′sile, protractile; Protru′sible, able to be protruded.