And just now, we were on the upper layer.
而我们刚才就是在上面。
The upper layer of felt should overlap the lower.
毛毡的上层应与下层重叠。
The upper layer of the serum was determined for blood sugar.
结果随着时间的延长上层血清中血糖值迅速下降。
The ozone layer in Earth's upper atmosphere has stopped thinning, concludes a new report.
根据最新一项研究报告表明，地球上空的大气臭氧层开始停止变薄。
The ozone layer in Earth's upper atmosphere has stopped thinning, concludes a new report.
根据最新一项研究报告表明，地球上空的大气臭氧层开始停止变薄。
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