Two years ago, major companies in the U.S. jumped in with both feet.
两年前,大凡重要的美国公司无不全身心地拥抱二维码。
You can also jump in with both feet and start your new business selling services full-time.
你也可以全身心投入并开始你的全职服务销售。
This means your neck and spine should be in a neutral position, shoulders and torso relaxed, knees bent at 90 degrees with both feet flat on the floor.
这也就是说你的脖子和脊柱应该处于中正的位置,肩膀和躯干放松,膝盖弯曲呈90度角,双脚平放在地面上。
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