To survive from one growing season to the next, often with a period of reduced or arrested growth between seasons. Used of plants or plant parts.

多年生的由一个生长 季持续到 下一个生长 季，常指过渡四 季之间生长缩减式受抑制的时期。

youdao

Plants also convert carbon dioxide into different forms of carbon-containing molecules and the conversion process used relies on the very same enzyme that works in humans.

植物也会将二氧化碳转化成不同形式的含碳分子，而转化过程所使用的酶与人体内的酶完全相同。

youdao

Increases in seeds from pioneer plants and systematic changes in the animals hunted and the trees used for construction and fuel are evidence of environmental degradation.

先锋植物种子的增加，被猎杀的动物以及用于建筑和燃料的树木系统的变化是环境退化的证据。

youdao

Scientists are working to develop crop plants that can reduce the amount of water used for agriculture.

VOA: special.2009.03.23

(SPEAKING) Sanou says that cotton used to be the biggest part of his farm, but now that the price has been dropping, he plants more corn.

VOA: standard.2010.03.08

The Iranian government strenuously insists its nuclear program is peaceful and its supplies of enriched uranium will be used to produce electricity for civilian nuclear power plants it is building.

VOA: standard.2009.10.28

The video shows the work of People and Plants, which since 1997 has been studying systems of management used for medicinal plants by local amchis and investigating how they can be strengthened.

UNESCO: Communication and Information

The university archaeology department head, Prof Martin Bell, said the Severn Estuary was exceptional in its evidence of the plants used by Mesolithic people, thousands of years before farming began.

BBC: Footprint

These are just the kind of plants used by the small-and medium-sized businesses that have been the engine of much of China's recent growth.

ECONOMIST: Chinese statistics