striven

since the convention of biological diversity accepted the principle of prior informed consent ( pic) in 1992, international society has striven to establish an effective international sui generis regime for protecting biological/ genetic materials.

自1992年《生物多样性公约》确立事先知情同意原则以来，国际社会一直为建立更有效的生物材料国际保护机制而努力。

she had the mobile face frequent in those whose sight has decayed by stages, has been laboriously striven after, and reluctantly let go, rather than the stagnant mien apparent in persons long sightless or born blind.

她的视力已经逐渐衰退了，她对这一双眼睛也曾经作过巨大努力，后来才不大情愿地放弃了，这同那些失明多年或者生来就是瞎子的人明显不同，因此她的脸经常显得很生动。

You are about to embark upon the great crusade towards which we have striven these many months.

你们马上就要踏上征程去进行一场伟大的圣战，为此我们已精心准备了数月。