firm

英 [fɜːm] 美[fɝm]

be sure of one's facts or secure in one's position, especially in a discussion

（尤指讨论中）理直气壮

strict discipline or control

严格的约束（或管制）；铁腕

1. Choose a soft, medium or firm mattress to suit their individual needs.: 针对他们各人不同的需要挑选柔软、软硬适中或者坚硬的床垫。

3. "But Peter, it's not that simple," Goldstone countered in a firm voice.: “但是，彼得，事情并非那么简单，”戈德斯通语气坚决地驳斥道。

4. Why should a successful company allow another firm to pick its brains?: 为什么一个成功的企业就得允许别的公司来讨教呢？

5. The council is standing firm against the barrage of protest.: 委员会面对接二连三的抗议拒不让步。