只修路还不够,修建耐用的公路并进行养护才是关键。
Building roads isn't enough; building them to last and maintaining them is the key.
只缓存某些产品可能还不够。
目前为止,他已经适应了作为一只猫在室内的生活,但由于奥斯卡的腿对户外环境还不够理想,否则他就会又变得和以前那样顽皮。
For now Oscar has adapted to life as an indoor cat because his legs aren't ideal for an outside environment, but otherwise he's back to his mischievous ways.
It's not enough to say these are the components of the vector; you've got to tell me, "I am working with i and j, which I define in the following manner."
所以,只说"这些是某矢量的分量"是不够的,你还得告诉我,"我选取的基矢是 i 和 j,它们是这样定义的"
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