The planks were of wood, often beech, a few inches wide, and were fastened down, end to end, on logs of wood, or sleepers, placed crosswise at intervals of two or three feet.
Among those Desmidiaceae which live a free life, two plants become surrounded by a common mucilage, in which they lie either parallel (Closterium) or crosswise (Cosmarium).
crosswise הגייה עם משמעויות, מילים נרדפות, הפכים, תרגומים, משפטים ועוד