Mayola williams is an example of the power of perseverance over a seemingly unbeatable adversary .
玛约拉威廉姆斯是以锲而不舍的力量胜过似乎不可战胜对手的榜样。
Despite holding a 64-3 match record in 2011 , world no. 1 novak djokovic insists he does not feel unbeatable .
尽管在2011年保持着64胜3负的比赛记录，世界第一诺瓦克德约科维奇坚持认为自己并不是不可战胜的。
But brazil 's obstructive government seems to confine its businesses to competing internationally only in sectors where natural advantages make them close to unbeatable .
For a time , bush was considered unbeatable because of foreign policy developments such as the end of the cold war and the persian gulf war .
布什由于诸如冷战结束和波斯湾战争等外交政策的进展曾一度被看作是不可战胜的。
The unbeatable " china price " that attracted investors and buyers from all over the world was predicated on an endless supply of cheap , pliant labour ; virtually free land ; cheap and easy credit from state-owned banks ; and heavily suppressed costs for inputs such as power and water .
