橡胶拐杖头磨穿后应及时更换，并保持干燥。
Rubber crutch tips should be replaced as they wear out, and they should remain dry.
磨损或潮湿的拐杖头会降低其表面张力，增加摔倒危险。
Worn or wet crutch tips decrease surface tension and increase the risk of falling.
应将其社区医疗供应商名单告知病人，以便他获得修理服务及新的橡胶头、拐杖柄和拐杖垫。此外，应忠告病人应有备用的拐杖和拐杖头。
The client should be given a list of medical suppliers in his community so he can obtain repairs as well as new rubber tips, handgrips, and crutch pads.
他歪着头，肩膀前倾，拄着拐杖，步伐不紧不慢。
With head tilted and shoulders bent forward, he leaned on his trusty cane with each unhurried step.
曼德拉一只胳膊扶着拐杖，一只扶着他的第三任妻子格拉萨·马谢尔，顶着一头浓密的白发在礼堂观望和微笑。
Mandela, leaning on a stick with one arm, and on his third wife, graca Machel, with the other, looked out at the auditorium and beamed under his shock of white hair.
他剃了头，穿上僧袍，拄着香客用的拐杖。
He shaved his head, wore a priestly robe and carried a pilgrim's staff.
他斜着头，肩膀微微向前倾，拄着藤条拐杖不紧不慢地上来了。
With head tilted, and shoulders bent forward, he leaned on his trusty cane with each unhurried step.
他斜着头，肩膀微微向前倾，拄着藤条拐杖不紧不慢地上来了。
With head tilted, and shoulders bent forward, he leaned on his trusty cane with each unhurried step.
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