The chief source of all this passion is that thought for what is absent and future, which, with man, exercises such a powerful influence upon all he does.

这种激情的主要来源是对所缺少的和未来的思考，这种思考和人一起，对他所做的一切产生了如此强有力的影响。

youdao

Personal banking is the chief source of profits for commercial banks in the West .

在西方，个人银行业务是商业银行最主要的利润来源。

youdao

The term "Common Heritage of Mankind" was the chief source of confusion and uncertainty in the outer space legal regime.

“人类共同继承遗产”是外层空间法律体制存在疑问和不确定性的主要原因。

youdao

For each laid-off miner, up to ten dependants lose their chief source of income.

ECONOMIST: South Africa

This has robbed Canada of its national pastime and many small businesses of their chief source of revenue.

FORBES: The Most Important Billionaire In Canada

The production of copra, which formerly constituted the islanders' chief source of cash income, has fallen to negligible levels.

CNN: HE BRITISH FORCES LANDED