🧩 词语组成解析
n. 沃尔特（男子名）
piston
['pɪstən]
n. <机>活塞;
🗣️ 情景例句
There's no other information.
没有其他资料。
None preaches better than the ant, and she says nothing.
蚂蚁不说话，但最善于说教。
It immediately ran away when she saw it, and experts confirmed that a puma will not attack a human being unless it is cornered.
她刚看见它，它就立刻逃走了。专家证实，美洲狮非被逼得走投无路，是决不会伤人的。