Use a small, hot iron with a sharp tip to get in and out quickly.

使用一个小的，有尖锐端的烙铁加热后通过快进和快出进行焊接操作。

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Scientists have now accurately carbon-dated the sharp tip that itself carved from mastodon bone.

如今，利用放射性碳素测定年代法，科学家已确定这一用乳齿象牙雕刻而成的长矛尖端的精确年代。

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Nestled into the sharp tip at the top, Credit Suisse reckons there are about 1,000 dollar billionaires (see chart 1).

尖端中的尖端——按瑞士信贷的说法——是大约1 000名十亿美元富豪。

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One was coming at me with a huge spear, with its sharp tip pointed at my heart!

VOA: special.2010.07.10

You can use electrocautery, a hook, a pair of scissors, a sharp-tip dissector, a blunt-tip dissector, a right-angle dissector, or a suction device.

NEWYORKER: Personal Best

McGregor needed to make a fine flying save to tip away a sharp shot on the turn from Brazilian-born forward Cacau.

BBC: Rangers 0-2 Stuttgart

When lightning strikes a plane, the bolt typically hits a sharp part of it, such as a wing tip.

CNN: Could lightning have brought down Air France plane?