This section of the details is not always available.
这个区域的细节并不总是可用的。
Lian: What if these facilities are not always available on the other side?
丽安:但是如果对方不拥有这些设备怎么办?
Abbas from Iran, now living in Sweden, says it is good to use your brain because calculators are not always available.
现住在瑞典的伊朗人阿巴斯说,多使用你的大脑是有益的,因为计算器并非总是可用的。
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