| 例句 |
phrasal verb Put the mixture somewhere cool to firm up. 把混合物放在一个地方冷却变硬。 The company has not yet firmed up its plans for expansion. 公司的扩大计划尚未最后落实。 The precise details still have to be firmed up. 准确的细节仍需最后敲定。 A few weeks of aerobics will firm up that flabby stomach. 几个星期的有氧健身运动将使松弛的腹部结实。 |