B生物医药大词典by MedSci
例句 /

B>While</B> achieving success <B>is easier said than done</B> , persistence <B>does in fact pay off .

B>While achieving success is easier said than done , persistence does in fact pay off .

获得成功说起来比做起来容易，然而坚持不懈确实会有好结果。