Leather or rubber watchband replacement under normal use, the average life expectancy of the watch Leather watchband for 6 to 12 months.

更换皮革或橡胶表带在正常使用的情况下，帝舵腕表皮革表带的平均寿命为6至12个月。

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Unless these are deceived, Cuba's infant mortality is 7.1 per thousand, its average life-expectancy 75 years: first-world figures which suggest that, under whatever strain, its preventive and primary health-care system is still performing well.

ECONOMIST: Cuba