High birth rates were often balanced out by high death rates.
高生育率常被高死亡率抵消。
High birth rates were often balanced out by high death rates.
高死亡率和高昂的医疗费用相关。
It's a well-balanced meal, with each bite carefully planned out and slowly savored.
每一口都要小心谨慎的计划跟慢慢的品尝。
It's a well-balanced meal, with each bite carefully planned out and slowly savored.
每一口都要小心谨慎的计划跟慢慢的品尝。
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