yielding steel prop让: give way; give ground; yield ...压: press; push down; hold down; ...可: approve缩: contract; shrink性: nature; character; dispositi ...下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:让压可缩性钢支柱,即可在微信中查询翻译