石头

石头 [shí tou]

1. ■ tone; rock; petr-; petri-; petro-; -lith:

搬起石头砸自己的脚 lift a stone only to drop it onto one's own feet;

一堆石头 a heap of stones;

凿石头 cut a stone;

被石头绊了一跤 stumble over a stone;

劈开一块石头 rive a stone;

石头是刀的朋友， 障碍是意志的朋友。 Stones whet a sword, difficulties strengthen willpower.