1. From last Thursday until now, gold price Lian Lajiao under the length the hachure, competes intensely spatially.
   从上周四至今，金价连拉较长下影线，多空争夺激烈。
2. Up until now, potlatch to only see in North America and west North America, Melanesia and Papua.
   迄今为止，夸富宴只见于北美洲和西北美洲、美拉尼西亚和巴布亚。
3. Commodities have until now primarily featured as a diversifier in investors' portfolios due to a tendency to rise in times of poor equity and bond market returns.
   到现在为止商品在投资者组合主要起着多元化投资的作用，因其在股票和债券市场表现差的时候上涨。
4. Only small amounts of wurtzite boron nitride and lonsdaleite exist naturally or have been made in the lab so until now no one had realised their superior strength.
   天然存在或者实验室制造的纤锌矿型氮化硼和朗斯代尔石数量很少，直到现在，也没有一个人发现它们令人吃惊的硬度。

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