请勿折叠并妥善保管本证书。

Do not fold the certificate keep it properly.

youdao

请勿折叠或扭曲床垫，亦不可在床垫上站立或跳跃。

Do not bend or fold, stand or jump on the mattress as damage can occur.

youdao

请勿折叠或扭曲床垫，亦不可在床垫上站立或跳跃。

Do not bend or fold, stand or jump on the mattress as damage can occur.

youdao