be absent in

基本解释

Other times, the desired trait, such as the ability to resist certain pests, can be absent in plant genomes.
而另外的情况下，所需的特征，如能够抵抗某些病虫害的特征，不存在于植物基因组中。
Kivell and Schmitt suggested these features may be absent in gorillas as they knuckle-walk in a fundamentally different way from chimps and bonobos.
凯威尔和施密特指出，由于行走方式与黑猩猩和倭黑猩猩有着根本的不同，大猩猩缺少这些特征。
The other interfaces are the foundations of Clojure's data-manipulation APIs — they would be absent in a datatype created with deftype instead of defrecord.
其他接口都是 Clojure 的数据操作 API 的基础 — 在通过 deftype 而不是 defrecord 创建的数据类型中缺少这些接口。

So given that, is the President prepared then for his voice to be largely absent in the week following that as the reverberations from whatever happens on -- one way or the other, that he will be halfway around the world?
WHITEHOUSE: Press Briefing
In other words, the logic seems to be that absent the asymmetries in spending between environmentalists and industry groups with a stake in the status quo, the failure to adopt policies like cap and trade could be interpreted as inherent weaknesses in the policies themselves.
FORBES: Connect
We further expect that liquidity could be constrained in 2013 absent a turnaround or substantial asset sales to fund operating losses.
FORBES: S&P Downgrades Sears Holdings, Citing Profit Forecast