Boy Scouts are taught and encouraged to develop their skills in many different areas. Above, two Scouts are learning about different knots.

童子军鼓励并且教导各种各样不同领域的很多技能综上所述两组小童军会分别学两种不同的结绳方法。

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Just two hitches: Tying square knots and lariat loops wouldn't help her get her job done and she didn't feel free to make contributions as she saw fit.

只是有两个问题：打平结和套索对她完成工作毫无助益，而且她感觉捐款也不是自发性的。

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The landing craft is driven by two 12V150C diesels rated at 600hp, giving a max speed of 11.5 knots.

登陆艇由两台额定600马力的12V150C型柴油发动机驱动，提供最大11.5节航速。

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Working at a speed of two knots, HMS Protector broke the four-metre thick ice, which had trapped the cruise ship's bow, in two hours.

BBC: HMS Protector approaches MS Fram

The top speed is just two knots.

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The two boats are now towing the Triumph at about 6 knots (6.9 mph).

CNN: STORY HIGHLIGHTS