例句與造句

1. Most have shells without perforations known as punctae and are impunctate but some e . g.
2. It is less turreted, lacking spiral rows of punctae in the intervals between the spiral cordons.
3. Wall calcareous, hyaline, finely perforate, surface smooth, with random or regularly aligned punctae.
4. Punctae or tubes penetrate through multiple shell wall layers, and individual punctae often develop a single, axial phosphatic tube.
5. Punctae or tubes penetrate through multiple shell wall layers, and individual punctae often develop a single, axial phosphatic tube.
6. It's difficult to find punctae in a sentence. 用punctae造句挺難的
7. It is lacking the spiral rows of punctae between the spiral cordons, and shows no trace of a columellar fold ."