Natural and synthetic estrogens, mainly manure-borne, seriously threaten man's survival because of their high estrogenic activity as well as big production.

环境中由粪源产生的雌激素，由于其活性高、产生量大而对人类的生存和健康产生严重威胁。

youdao

Registered investment advisors (RIAs) are also seeing increased activity as many of the big brokerage firms lose their advisors to this channel.

FORBES: Merrill Lynch, Morgan Stanley, Wells Fargo Keep Losing Market Share, And They May Be OK With It

Many of Burke's descendants find it difficult to believe that something as big as the earth's climate could really be at risk from human activity, and even harder to think you could do something about it.

ECONOMIST: Disasters are about people and planning, not nature��s pomp

Activity on farm policy is buzzing in Washington, as the big 2002 law on American agriculture nears its September expiration and needs renewing.

FORBES: Magazine Article