to use; to employ; to apply; to make use of

mission; long-term task to which one devotes oneself; a calling

usable; serviceable; feasible; workable; doable; to make; to cause; to bring about

to exert all one's strength

emissary; envoy

even if; even though

angel

ambassador; envoy; CL:名[ming2],位[wei4]

to force; to compel

to incite; to prompt (sb to do sth)