dispensable

adj.

非必需的，可省去的；不必要；

1. A garage is useful but dispensable.
   汽车房虽然有用
2. He repents having compensated the dispensable pesion for fear of penalty.
   他后悔因害怕处罚而补偿了不必要的养老金。
3. They looked on music and art lessons as dispensable.
   他们认为音乐课和美术课是可有可无的。
4. Otherwise Miller would become a dispensable figurehead.
   否则米勒就会变成可有可无的傀儡。

Dispensable and indispensable amino acids for humans
Dispensable sequence motifs in the RAG-1 and RAG-2 genes for plasmid V(D)J recombination.
Essential and dispensable roles of ATR in cell cycle arrest and genome maintenance.
Prelamin A and lamin A appear to be dispensable in the nuclear lamina
PARP is important for genomic stability but dispensable in apoptosis
Genome digestion is a dispensable consequence of physiological cell death mediated by cytotoxic T lymphocytes
New Twists in Gene Regulation by Glucocorticoid Receptor: Is DNA Binding Dispensable?
A reserve stem cell population in small intestine renders Lgr5-positive cells dispensable.
Slc11a2 is required for intestinal iron absorption and erythropoiesis but dispensable in placenta and liver
IL-23 Compensates for the Absence of IL-12p70 and Is Essential for the IL-17 Response during Tuberculosis but Is Dispensable for Pro...