| 例句 |
Time is vital if fish stocks are to recover.要恢复鱼类资源，时间是关键。We need to take action to help preserve fish stocks.我们需要采取行动以保护渔业资源。It aims to stop the depletion of fish stocks.其目标是抑制鱼类数量减少。Conserving present fish stocks is of paramount importance.保护好现有鱼类资源至关重要。Quota systems were set up to prevent depletion of fish stocks.建立了限额制度以防止鱼类资源枯竭。 |