查询词典 countable infinite set

the flat of a sword/blade：剑/刀面

He beat on the door with the flat of his hand. 他用手掌打门. | the flat of a sword/blade 剑/刀面 | an area of low flat land, especially near water (尤指水边的)平地;低洼地 countable usually plural

Salt Flats：盐滩

the flat of a sword/blade 剑/刀面 | an area of low flat land, especially near water (尤指水边的)平地;低洼地 countable usually plural | salt flats 盐滩

Prepositions：介(系)词

Phrasal verbs 短语/片语动词 | Prepositions 介(系)词 | Quantity countable and uncountable nouns 可数与不可数名词

count noun：计数名词

因此,这类名词叫做可数名词(Countable Noun)或计数名词(Count Noun). 个体名词的主谓一致依名词的单复数而定. 在这里,要注意区分规则的复数和不规则的复数,前者为单数名词+-s/-es,如desks(桌子),peaches(桃子);后者则不是,

conj. conjunction：(连)连接

cn countable noun(可数)可数名词 | conj conjunction(连)连接 | def art definite article(定冠)定冠词

a TV set：一台电视机 (掌握)

set n. 装置;设备 (掌握) | a TV set 一台电视机 (掌握) | a set of (一)套/组/副 (掌握)

set ablaze：烧起, 燃起

jet set n. 乘喷气客机到处旅游的富豪;喷气机旅行界 | set ablaze 烧起, 燃起 | set on fire 焚烧

set accessor：设置访问器

set a reference 设置引用 | set accessor 设置访问器 | set an index 设置索引

set accessor：捎嗣访问器

set a reference 捎嗣引用 | set accessor 捎嗣访问器 | set an index 捎嗣索引

set a project afoot：开始执行计划

set a paper 出考题 | set a project afoot 开始执行计划 | set a term to 定限期

genetic recombination：遗传重组

第三节基因重组和基因杂交基因重组(gene recombination) 遗传重组(genetic recombination):两个独立基因组内的遗传基因,通过一定的途径转移到一起,形成新的稳定基因组的过程.

d-c restorer：直流分量还原器

d-c reinsertion 直流成分恢复 | d-c restorer 直流分量还原器 | d-c ringer 直流电铃