1
the abacus of [column type]
此用法中 abacus 指柱顶的托板，而非算盘。
The abacus of a Roman column is often elaborately carved.
罗马柱的柱顶托板通常雕刻精美。
算盘
先理解核心含义，再看它在真实句子里的用法。
算盘
a frame with rods and sliding beads, used for counting and calculating
The abacus of a Roman column is often elaborately carved.
罗马柱的柱顶托板通常雕刻精美。
用于进行算术计算的装置；(罕见)放置松散计数器的桌子,或(更常见)带有滑动珠子的杆子或槽中的计数器的仪器,一排珠子或计数器代表单位,下一排代表十位,等等
A device used for performing arithmetical calculations; (rare) a table on which loose counters are placed, or (more commonly) an instrument with beads sliding on rods, or counters in grooves, with one row of beads or counters representing units, the next tens, etc.
柱头上水平放置的平板,用于支撑横梁
a tablet placed horizontally on top of the capital of a column as an aid in supporting the architrave
柱头的最上部分,紧接在柱顶石下,有时是平坦的长方形或方形板,其他情况下则更具装饰性
The uppermost portion of the capital of a column immediately under the architrave, in some cases a flat oblong or square slab, in others more decorated.
通过手动滑动杆或槽中的计数器进行算术运算的计算器
a calculator that performs arithmetic functions by manually sliding counters on rods or in grooves
He is learning how to use an abacus for basic arithmetic.
他正在学习如何使用算盘进行基本算术。
The old merchant still prefers an abacus to a calculator.
这位老商人仍然更喜欢算盘而不是计算器。
My grandfather's abacus has been used for over fifty years.
我祖父的算盘已经用了五十多年。
此用法中 abacus 指柱顶的托板，而非算盘。
The abacus of a Roman column is often elaborately carved.
罗马柱的柱顶托板通常雕刻精美。
The architrave sits directly on the abacus.
过梁直接放置在柱顶托板上。
The abacus serves as a transition between the column and the architrave.
柱顶托板作为柱身与过梁之间的过渡。
Not this
He can use abacus.
Use this
He can use an abacus.
英语中可数名词单数前需要加冠词，而汉语没有冠词，所以学习者常遗漏冠词。
Not this
He has two abacus.
Use this
He has two abacuses.
英语中可数名词复数需要加后缀 -s 或 -es，汉语名词没有单复数变化，所以学习者可能忘记加复数标记。
Choose the next layer that will help you use abacus with more confidence.
Recommended next
Missing: Collocations
Complete this area with collocations.
Includes Context & register & Memory tip
Analyze the context and learn memory tricks to remember it.
More ways to explore
Includes Synonyms & Antonyms
Expand your vocabulary with synonyms and antonyms.
Includes Spelling & sound
Explore words with similar spelling endings or sounds.
Includes Word components & Thematic vocabulary
Learn how to build related words using roots, prefixes, and thematic clusters.
Includes Idioms & Cultural references
Discover idioms, slang, and famous pop culture quotes.
Use abacus naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
复数 abacuses 或 abaci
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.