Attempts were made to calculate Earth's age from the thickness of surviving sedimentary rock and from the current level of the oceans' salinity.

人们曾试图根据现存沉积岩的厚度和目前海洋的盐度水平来计算地球的年龄。

youdao

This is roughly half of the current level of consumption per head.

这大致是目前人均消费水平的一半。

youdao

This produced wage deals outstripping inflation in 2009, though the current level is well below inflation.

尽管目前的水平低于通货膨胀，由此产生的工资协议在2009年超过通货膨胀。

youdao

The scientists say the current level of diversity within cattle breeds is at least as great as within humans.

VOA: special.2009.05.05

Mr.Stevens says a one hundred percent increase in fish farming over ten years is necessary to keep providing for people at the current level.

VOA: special.2011.02.08

The current level is already nearly double what the United States had in Afghanistan last year, and some officials, including Secretary Gates, have expressed reluctance to send more.

VOA: standard.2009.08.11

The survey showed that only 29% of the responders are satisfied with the current level of standards.

FORBES: The Great RFID Experiment That Wasn't

He described the current level of patient complaints as the "tip of the iceberg".

BBC: Complaints against GPs rise

What is the current level and business impact of cyber risks to our company?

FORBES: Cybersecurity: What Marketers Need To Know