1. explain vt.讲解,解释
例句:She sent him letter after letter to explain the delay.
她一封接一封地给他寄信解释推迟的原因。
2. fear vt.害怕; 畏惧
例句:He should fear he was purposely deceiving him with empty promises.
他会担心他是故意用空话来搪塞他。
3. measure vt.测量; 估量
例句:He may well measure your corn by his bushel.
他很可能以小人之心度君子之腹。
4. analyze vt.分析; 分解
例句:In the laboratory we are required to analyze specimens.
我们必须在实验室分析标本。
5. react vi.反应,作出反应
例句:Children tend to react against their parents by going against their wishes.
孩子们通常以违背父母的意愿来反抗他们。
6. survival n.幸存,生存
例句:We need food and water for survival.
我们为了生存需要食物和水。