| 摘要 |
A container made of thermoplastic synthetic resin having a central axis extending longitudinally, and having a body, wherein the body has a left and a right symmetrically relating to the central axis, each of the left and right is formed with a distortion-absorbing portion in response to a pressure change in the container, each of the distortion-absorbing portions is formed with a grip portion, and each of the grip portions includes a central portion of the left and the right, has an area an area smaller than an area of the distortion-absorbing portion, and has a depth larger than a depth of the distortion-absorbing portion.
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