| They are large bivalves with thick shells, which bear numerous and finely spaced concentric lines but no radial ones. |
| Take a large sewing needle to puncture evenly spaced holes around the top and bottom of the shade. |
| I must have spaced out, because before I knew it there was a great blare of horns behind me. |
| Family mementos and photographs were carefully spaced along the mantelpiece above a gas fireplace. |
| The system had to be achromatic and diffraction limited for two specific wavelengths spaced about 35 nm apart. |
| The laminated frames were widely spaced to ensure that the hull strength was to scale with the original. |
