a. spendthrift’s,prodigal’s,wasteful 浪费者的，浪子的，浪费的。 △Ham.4.7.122: “And then this‘should’ is like a spendthrift sigh,/ That hurts byeasing.”(Sighes were thought to draw blood from the heart.)i.e.It injures us at the same time that it givesus relief.那时候这个“应该”就会像败家子的一声叹息，虽然能松一口气，同时也伤害了自身。(按：当时认为叹息时心血有亏。)