Chair height difference in 280mm - 300mm;
桌椅的高度差在280mm—300mm之间；
Please mind the gap and height difference between the train and platform.
注意站台与列车之间的高度差及空隙。
A greater height difference in a couple was positively related to the wife's happiness.
夫妇身高差与妻子幸福感正相关。
A greater height difference in a couple was positively related to the wife's happiness.
夫妇身高差与妻子幸福感正相关。
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