If we don't change our strategies for the next game, we'll lose for sure.
Examples (Wiktionary)
Mandarin
合同战术
合同戰術
hé tóng zhàn shù
combined arms tactics
Mandarin
然而由于这些经验（胜仗，特别是败仗的经验），使他们能够理解贯串整个战争的内部的东西，即那个具体战争的规律性，懂得了战略和战术，因而能够有把握地去指导战争。
然而由於這些經驗（勝仗，特別是敗仗的經驗），使他們能夠理解貫串整個戰爭的內部的東西，即那個具體戰爭的規律性，懂得了戰略和戰術，因而能夠有把握地去指導戰爭。
Ｒáｎéｒ yóu yú zhè xiē jīng yàn （ shèng zhàng ， tè bié shì bài zhàng de jīng yàn ） ， shǐ tā men néng gòu lǐ jiě guàn chuàn zhěng gè zhàn zhēng de nèi bù de dōng xi ， jí nà ge jù tǐ zhàn zhēng de guī lǜ xìng ， dǒng dé le zhàn lüè hé zhàn shù ， yī né r5 néng gòu yǒu bǎ wò de qù zhǐ dǎo zhàn zhēng ．
But this experience (the experience of battles won and especially of battles lost) enables them to comprehend the inner thread of the whole war, namely, the laws of that specific war, to understand its strategy and tactics, and consequently to direct the war with confidence.
Mandarin
执行这个方针，有兵力的分散和集中、分进和合击、攻击和防御、突击和钳制、包围和迂回、前进和后退种种的战术或方法。
執行這個方針，有兵力的分散和集中、分進和合擊、攻擊和防禦、突擊和鉗制、包圍和迂迴、前進和後退種種的戰術或方法。
zhí xíng zhè ge fāng zhēn ， yǒu bīng lì de fēn sàn hé jí zhōng ， fēn jìn hé hé jī ， gōng jī hé fáng yù ， tū jī hé qián zhì ， bāo wéi hé yū huí ， qián jìn hé hòu tuì zhǒng zhǒng de zhàn shù huò fāng fǎ ．
There are various tactics or methods for giving effect to this principle, such as dispersion and concentration of forces, diverging advance and converging attack, the offensive and the defensive, assault and containment, encirclement and outflanking, advance and retreat.