边缘biān yuán
edge, fringe, verge, brink辽阔liáo kuò
vast, extensive巡逻xún luó
"to patrol (police, army or navy)"达成dá chéng
to reach (an agreement), to accomplish迁就qiān jiù
to yield, to adapt to迁徙qiān xǐ
to migrate, to move迄今为止qì jīn wéi zhǐ
so far, up to now, still (not)过于guò yú
too much, excessively过奖guò jiǎng
to over-praise, to flatter