杰克伸出他的手。
Jack, stand up, please. And put up your right hand.
杰克，请站起来，举起右手。
Jack: hi, Sue! Here, let me give you a hand.
杰克：喂，苏！让我帮你一个忙。
The horses drank and Jack dismounted, scooped icy water up in his hand, crystalline drops falling from his fingers, his mouth and chin glistening with wet.
杰克跳下马背，让马饮水。自己则掬起一捧冰水，晶莹的水滴从他指间滑落，溅湿了他的嘴唇和下巴，闪闪发亮。
Jack: Come on! Just give me your hand and I'll pull you back over.
杰克：来吧！只要给我你的手，我就把你拉回来。
Jack saluted his friend with a wave of the hand.
杰克挥挥手与他的朋友致意。
Jack grasped my hand and gruffly replied, "You're welcome."
杰克抓住我的手，粗声地回答：“不客气。”
Jack swung a slow, heavy right hand at Tom.
杰克慢慢挥起右手，朝汤姆重重地击了一掌。
杰克伸出右手。
Jack plays table tennis with his left hand.
杰克用左手打乒乓球。
Jack dared not raise his hand although he knew the answer.
尽管杰克知道答案，但他不敢举手。
Jack: I have a few things that need to be hand washed. Is that OK?
杰克：我有几件衣物需要手洗。可以吗？
JACK: Come on! Just give me your hand and I'll pull you back over.
杰克：不要这样子撒，把手给我，我拉你过来嘛。
Jack walked into the classroom with some books in his hand.
杰克手里拿着几本书，走进了教室。
We hand Jack to you. We won't accompany him three score years and ten. From now on you should help each other and care each other and love each other.
我们把杰克交给你了，我和老伴不能陪他一辈子，从今往后，你们要互相帮助，互相关心，互相爱护。
Metallurgical hoist, electric hoist, chain hoist, chain hoists, trolleys, grab, electric flat car, lifting electromagnet, hand hoist, sling, Jack, hoist, bearing.
电动葫芦，冶金葫芦，环链葫芦，手拉葫芦，单轨小车，抓斗，电动平车，起重电磁铁，手扳葫芦，吊索具，千斤顶，卷扬机，轴承。
Jack: in practical mechanics, portable hand-operated device for raising heavy weights through short distances, exerting great pressures, or holding assembled work firmly in position.
千斤顶：在应用力学中，指携带方便、以手操作的装置，可将重物稍微抬高，能施加巨大压力，或将装配好的对象牢固地支撑在原地。
Jack: in practical mechanics, portable hand-operated device for raising heavy weights through short distances, exerting great pressures, or holding assembled work firmly in position.
千斤顶：在应用力学中，指携带方便、以手操作的装置，可将重物稍微抬高，能施加巨大压力，或将装配好的对象牢固地支撑在原地。
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