| 例句 |
The molten rock hardens into amorphous forms.熔岩凝固成一块块不规则的形状。Mould the mixture into shape while hot, before it hardens.在混合物变硬之前趁热将其塑成形。This additive hardens the cement in an hour.这种添加剂会使水泥在一小时后变硬。Drink hardens the skin and drugs etiolate it.酒会使皮肤老化，麻醉毒品会使皮肤苍白。The mixture hardens as it cools.混合物冷却时变硬了。The gel hardens quickly.凝胶很快就变硬了。 |