Call a spade a spade.是什么意思？

Call a spade a spade.

据实而言。

call

v. 呼唤，喊叫，召唤，叫来，召集，下令，命令，打电话给；n. 喊叫，大声喊，电话联络，必要，理由，要求；

例句
Romania's government issued a last-minute appeal to him to call off his trip.
罗马尼亚政府最后一刻恳请他取消行程。

spade

n. 铁锹，铲子，（纸牌中的）黑桃；

例句
The spade and fork have longer shafts, providing better leverage.
锹和耙的手柄较长，可发挥较好的杠杆作用。