см. тж. всё время ; всегда ; ежедневно ; неизменно ; непрерывно ; неуклонно расти
• The surface of Venus is perpetually ( or constantly ) hidden by clouds.
• Such devices will be routinely available.
• One problem arose repeatedly in any attempt to calculate ...
• Erosion, transportation and deposition persistently carry mineral matter from higher places on the continents to ...
• The forces are changing constantly .
• Later researchers have consistently reported that no such change could be detected.
• Special storage places should be provided in which the temperature can be held below 60°F at all times .
• The entire sensitive portion of the bulb must be immersed at all times in the medium being measured.
• What lies behind the Sun's ever changing visible features?
• The need for this product will grow steadily .