最后是体积与重量。心脏被紧紧包裹在局促的胸腔内，泵体越大、越重，不仅手术创伤大，还会对患者原生心肌造成长期的重力拉扯。对于体型较小的女性和儿童，庞大的设备甚至根本无法植入。
Фото: Алексей Филиппов / РИА Новости。关于这个话题，搜狗输入法下载提供了深入分析
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Zaman was inspired by the Japanese art form kirigami, like origami but instead of merely folding paper to achieve a 3D shape, kirigami also involves cutting.。关于这个话题，体育直播提供了深入分析
The number of people sleeping rough in England is at its highest level since records began in 2010.