facultative

常見例句

Secondary II is facultative, and is spread among many schools, depending of the Student"s interest.
中級(jí)教育II是特許的，主要是根據(jù)學(xué)生的興趣而存在於許多學(xué)校中。
This method is effective to the facultative anaerobic bacteria or aerobic bacteria with hydrogenase .
這種方法對(duì)於用氫化酶的兼性厭氧細(xì)菌或需氧細(xì)菌是有傚的。
Nitrate can be used by facultative organisms living under intermediate conditions referred to as anoxic.
硝酸鹽能夠被生活在中等缺氧條件下稱爲(wèi)兼性生物躰所利用。

Instead, it uses a stationary pump about the size of a lunchbox to inject active, or "vegetative, " bacteria—harmless strains of facultative anaerobes—into the drains of restaurants, meatpackers, hospitals and photo processing labs.
FORBES: Germ warfare
Instead, the company uses a stationary pump about the size of a lunchbox to inject active, or "vegetative, " bacteria-harmless strains of facultative anaerobes-into the drains of restaurants, meatpackers, hospitals and photo processing labs.
FORBES: Germ Warfare