Things get confusing when root words act like affixes. Take astro, from the Greek word for “star.” Alone, astro isn’t a word, but when combined with other affixes, it forms words like astronomy or astronaut. In this case, astro functions as both a root word and an affix. This show...
Greek root words Root Meaning Examples aero air aerodynamic, aeronautics, aerobic aesthet related to the senses aesthetic, anesthetic, anesthesia anthrop human anthropology, misanthrope, philanthropist astro/aster star astronomy, astronaut, asteroid auto self automatic, autobiography, autofocus biblio book bib...
astro 星星+ naut 航行员→ astronaut 宇航员 Astronauts’ walking in space appears to be a great thing. 宇航员在太空漫步看上去是一件非常美妙的事情。 近义词cosmonaut [‘kzmn:t] n. 宇航员 asterisk [’strisk] n. 星号(*),星状物 aster 星星+ isk 小→ asterisk 星号 ...
astronaut astronomy AstroTurf cholesterol constellation disaster Estella See All Related Words (52) Advertisement Want to remove ads?Log into see fewer ads, and become aPremium Memberto remove all ads. More to explore asterism 1590s, "a constellation, a group of stars," from Greek asterismos "...
For example, consider the Greek rootbio, meaning "life." This root forms the basis of words like "biology," "biography," and "biodegradable," showcasing how a single root can be used for a variety of related concepts. You can also use multiple root words to construct a word, as is ...
In 2013 NASA nearly drowned an astronaut during an Extravehicular Activity (EVA 23) on the International Space Station dueto spacesuit water leakage. Indicators of trouble on the preceding EVA (22) were discounted. NASA carried out an investigationof the near miss event that is a sample of how...
Some vocabulary words 10個詞語 這個學習集的練習題 學習 1 / 7 a person who is trained to travel into outer space 選擇正確的詞語 1 firefighter 2 astronaut 3 police officer 4 teacher 本學習集中的詞語(11) Argonaut a person who took part in the California Gold Rush by traveling west in searc...
aster-, astr-, astro- astronaut aster-, astr-, astro-: star 占星家 astrologer 小行星 asteroid 3. aut-, auto autobiography aut-, auto-: self 独裁者 autocrat 自治权 autonomy 4. bio- bio-: life 生物学 biology 传记 biography 5. chron-, chrono chron-, chrono: time 编年史 chronicle 在...
a break between acts of a play or performance during which people are sent out for snacks or stretch breaks Rotate to turn Rotisserie a turning device on which food is cooked Revolution a total turning-over, a great change Pedal a lever that is moved with one's foot ...
star,stars,outerspaceastronaut-apersontravelingtothestars;astronomer-someonewhostudiesthestars;asterisk-astar-shapedsignusedasareferencetool aster aud/i/iohearaudible-loudenoughtobeheard;audience-peoplewholistentoaprogram;audiovisual-relatingtosoundandvision ...