1. Then
powerfulness only means the chains are more constricting, and reliability that they are harder to remove.
因此强大仅仅意味着枷锁套得更紧，而且可靠的是他们更加难以移除。
2. a series of experiments which attempted to elicit states of
powerfulness and powerlessness in the minds of volunteers.
一系列的实验，尝试从实验志愿者的心理中诱导（elicit）出“有权有势和无权无势”的心理状态。
3. The development and
powerfulness of China will constitute no threat to anyone, but will rather promote the world peace, stability and development.
中国的发展和强盛不会对任何人构成威胁，而只会促进世界的和平、稳定和发展。
