我们不知道是谁第一次治疗好了一条断腿，是谁把一个可以在海上航行的船送下水，使税收此计算出了一年的长度，又是谁首次在田野中施肥。

We do not know who first set a broken leg, or launched a seaworthy boat, or calculated the length of the year, or manured a field; but we know all about the killers and destroyers.

youdao

他们使船从船坞下水。

They launched a ship from a shipyard.

youdao

船下水后，虽然很大，可是星期五驾着它回旋自如，摇桨如飞，真是又灵巧又敏捷，使我大为惊异。

When she was in the Water, and tho' she was so big it amazed me to see with what Dexterity and how swift my Man Friday would manage her, turn her, and paddle her along;

youdao

船下水后，虽然很大，可是星期五驾着它回旋自如，摇桨如飞，真是又灵巧又敏捷，使我大为惊异。

When she was in the Water, and tho' she was so big it amazed me to see with what Dexterity and how swift my Man Friday would manage her, turn her, and paddle her along;

youdao