By introducing a degree of forcefulness and humor, the machine could be presented as a vivid and unique character.

通过给它施加一定程度的意志力和幽默感，那么机器人可能就是一个活生生的、独一无二的人物。

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They eat different kinds of food which change into forcefulness.

他们吃的各种各样的食物都转化成能量。

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These adjectives are synonymous when they refer to keenness and forcefulness of thought, expression, or intellect.

这些形容词用以表示思想、表达或才智的尖锐有力时是同义词。

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Mr Obama's swipes at the company have lent him an unfamiliar air of forcefulness.

ECONOMIST: American politics and business

Most people chafe under too much authority, too much forcefulness, too much control.

FORBES: Why Are So Many Employees Disengaged?

Mr Fedorov denies this with his customary mixture of charm and forcefulness.

ECONOMIST: Face value