He added however that the current technology, which requires surgery to connect a wire from a heart pacemaker into the brain, can cause bleeding and is "intrusive and crude".

然而他补充说：“按照现在的技术，做到这个需要通过外科手术把一个心脏起搏器链接到大脑，很可能引发失血，因此是“重创且粗陋的”手术。”

youdao

The 1999 version was crude by our current standards, even though it was state of the art at the time.

用如今的观点看来，1999 的版本太简陋了，尽管这在当前很时尚。

youdao

Even if Libyan crude were lost to the world market in the current turmoil, and there is no sign that it is, Saudi Arabia has 5 million barrels a day to use in case of an emergency.

即使利比亚原油供应因为当前的骚乱局势而停止，沙特阿拉伯每日500万桶的产量也能应急。

youdao

Because there is so much excess capacity in the worlds refineries, because there is a fair range of capabilities in that excess capacity and because if there was not enough refining capacity to handle all the sour crude that is available, the price of sour crude would be selling at a greater discount to sweet crude than the current modest discount.

FORBES: Why I think Saudi Oil Production is now at Capacity

It supports my technical view that the current decline in crude oil should be a buying opportunity.

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This current chart compares the October crude oil futures with the Spyder Trust ( SPY).

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