She clenched her teeth and refused to move.她咬紧牙关不肯挪动一步。Angry protestors with clenched fists shouted their defiance...愤怒的抗议者们紧握拳头大声抗议。Slowly, he released his breath through clenched teeth.他从紧咬的牙缝间慢慢地舒了口气。He hammered his t...
It'says on the packet that these crisps contain no additives.包装上说这些炸薯片不含添加剂.Low strength concrete is caused by overdosing additives , curing improperly, being frozen in early stage etc.在混凝土施工过程中,由于混凝土标号偏低、加剂掺加过量 、 水...