虽然有局限性，某些老花眼患者还是能从LASIK眼科手术中受益。
Certain people with presbyopia may benefit from LASIK eye surgery, although there are limitations.
而激光手术是一种美容程序，是不可逆的，所以，你必须认识到它的局限性。
And laser surgery is a cosmetic procedure and irreversible, so you have to go into it knowing the limitations.
过去十年，由于手术和放疗、化疗的进步，局限性结肠直肠癌的治疗取得了重大进展。
Over the past decade, significant progress has been made in the treatment of localized colorectal cancer due to advances in surgery, radiotherapy, and chemotherapy.
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