Tuning the split
一名美国政府官员表示，尽管钇和钪的短缺尚未直接拖累喷气发动机和芯片的产量，但部分美国制造商已出现来自中国的特定稀土原料“短缺”问题。
，这一点在旺商聊官方下载中也有详细论述
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Higher wages and the way Dutch taxes bite in the middle of the income distribution make extra hours less attractive, encouraging families to trade income for time.