We now need a step change in our secondary schools to match that achieved in our primaries.我们现在需要大力改革中学,以便与我们在小学里所取得的成果同步。These metastatic tumours are even more difficult to treat than the primaries.这些转移肿瘤要比早期肿瘤更难治疗。He will certainly be a frontrunner in the Democratic primaries.他肯定会在民主党初选中领先。The primaries were made-to-order for him.初选像是按事先计划为他安排好了似的。