永续制

crystal system───晶体系，[晶体]晶系

imperial system───英制

inertial system───[物]惯性系（统），惯性坐标系

perpetualism───永恒主义

perpetualist───永恒的

perpetualists───永存主义者

perpetual spinach───永久菠菜

crystal systems───晶体系，[晶体]晶系

decimal system───[数]十进制

That means perpetual debt for as long as the system exists.───那意味着只要系统存在，就有永恒的债务。

Every member of the House is up for re-election every two years. That requires perpetual fund-raising and, thanks to the system of primary elections, assiduous cultivation of local activists.───议员每两年就要进行一次改选，这使得他们不停地忙于筹募竞选基金，由于初选制度，当地社会活动家不得不勤勉耕耘。

periodic system provides better control over inventories than a perpetual system.───永续盘存相比较，定期盘存提供更好的存货控制。

Compute inventory in a perpetual system using the methods of specific identification, FIFO, LIFO, and weighted average.───用个别计价法、先进先出法、后进先出法和加权平均法在永续存货系统中计算存货

Two main types of inventory accounting systems exist: the periodic system and the perpetual system .───永续盘存制和定期盘存制是存货会计的两种主要方法。

The periodic system provides better control over inventories than a perpetual system.───与永续盘存相比较，定期盘存提供更好的存货控制。

Two main types of inventory accounting systems exist: the periodic system and the perpetual system .

Note that the inventory account under a perpetual system is increased by purchases and decreased by the cost of goods sold, purchases returns and allowances , and discounts.