callousness
n.无情，麻木冷淡，铁石心肠;
1.With such
callousness, the Trump administration is, to use a topical phrase, ‘self-isolated’ on the world stage.
2.As the Russian military campaign in Chechnya continued, Kahn observed, "a certain
callousness toward law spread north from the Caucasus as everything was covered in the sticky patina of fighting terrorism."
3.Despite a close appearance to psychopathy(精神病), displays of
callousness and lack of empathy in children cannot be diagnosed as psychopathy, because it is still unclear whether they will develop into a psychopath or not.

probity
n.正直; 诚实;
1.
Probity is often considered the "integrity and uprightness" of a process. Public and occasionally, private sector organisations, conduct tender processes which often require the appointment of a
probity advisor or
probity auditor.
2.A man of
probity is one who loves justice and honesty

phylogenetic
adj. 系统发生的，动植物种类史的;
1.
Phylogeny, the history of the evolution of a species or group, especially in reference to lines of descent and relationships among broad groups of organisms.. Fundamental to
phylogeny is the proposition, universally accepted in the scientific community, that plants or animals of different species descended from common ancestors.
2,This is a
phylogenetic network of SARS-CoV-2 genomes sampled from across the world. These genomes are closely related and under evolutionary selection in their human hosts, sometimes with parallel evolution events, that is, the same virus mutation emerges in two different human hosts.

sic
adv. (注于引文后，表示原文存在拼写等错误) 原文如此;
v. 攻击;
1.The adverb
sic, usually enclosed in brackets, is a word editors use in the reproduction of someone else's speech or writing to indicate that an unexpected form exactly reproduces the original and is not a copier's mistake.
2.Trump has fanned the flames of division by threatening to
sic "vicious dogs" on protesters outside the White House

prop
n. 支柱; 支撑物; 支持者; 后盾; 道具;
v. 支撑;
1.OPEC and allies led by Russia agreed on Sunday to a record cut in output to
prop up oil prices amid the coronavirus pandemic in an unprecedented deal with fellow oil nations, including the United States, that could curb global oil supply by 20 per cent.
2.Prop Store is the world's leading vendor of original movie
props, costumes and memorabilia.

bigotry
n. 顽固盲从; 偏执;
1.Western officials mulling additional sanctions over Russia’s hostilities toward Ukraine are reinforcing anti-Russian
bigotry, according to Moscow’s top diplomat.
2.
Bigotry is the possession or expression of strong, unreasonable prejudices or opinions

chondrite
n. 球粒陨石
1. Most
Chondrites are believed to originate in the asteroids that orbit the Sun between Jupiter and Mars.
Chondrites contain between 2 and 21 percent iron-nickel metal.
2.
Chondrites are the most primitive asteroids.They are named for their primary constituent, chondrules, spherical grains that directly condensed out of the solar nebula and which underwent one or more heating and cooling cycles.Individual chondrules are thought to have formed in distinctive locations within the solar nebula, but a
chondrite typically contains a mix of
chondrites. (chondrules?)

ambient
adj. 周围环境的; 周围的; 产生轻松氛围的;
1.
Ambient is an adjective used to describe an aspect of the environment that completely surrounds you, but in a mellow（柔和）way, like
ambient music played softly throughout a restaurant, or the ambient orange glow during a setting sun.
2.South Korea’s first comprehensive policy addressing
ambient air quality came into effect in August 1990. All national
ambient air quality regulations fall under the Clean Air Conservation Act, which is a part of the Environmental Conservation Act (1977) within the Environmental Pollution Prevention Act (1963).