Question

46. jac, ject [L]=

Accepted Answer

to throw 投掷
词根jac 和ject 是同源的，它们都来自拉丁动词jacere，意思相当于to throw（投掷）。其中，
jac 是不定式词干，在英语中派生词较少；ject 是动名词词干，有较强的派生能力。

adjacent [ad-=to, next to 向，靠近；jac=to throw 投；-ent a.=-ing……的→“being thrown to
something，or lying next to it 被投向某物的，靠近某物放置的”→] a. situated or located near
one another;adjoining 邻近的；毗连的：adjacent troops 友邻部队

▽adjacency [ad-;jac;-ency n.] n.毗邻；接近；邻接物

inject [in-=into 入；jest=to throw 投→“to throw or shoot into 投入或射入”→] v. shoot or force
some fluid or drug into the body with a syringe 注射：The nurse injected penicillin for him.护士给
他打了青霉素。

▽injection [inject;-ion n.] n.注射；针剂

project [pro-=forward 向前；ject=to throw 投射→]Ⅰv. throw forward 投掷，发射：to project a
guided missile 发射导弹→Ⅱn. something put forth or proposed;plan 提出或规划的事；计划：
a project for developing local industry 发展地方工业的规划

▽projector [project v.;-or n.] n.放映机；计划人
projectile [project v.;-ile a./n.] a.抛射的n.抛射体

eject [e-(ex-)=out 出；ject=to throw 投→“to throw out 扔出去，抛弃”→] v. cast out;expel 逐
出；驱逐：He was ejected from the country.他被驱逐出国。

▽ejector [eject;-or n.] n.驱逐者；喷射器
ejective [eject;-ive a.] a.喷出的；逐出的

reject [re-=back 回；ject=to throw 投→“to throw back something given or unneeded 抛回所给
的或不需要的东西”→] v.① refuse to accept 拒受，抵制：to reject an offer of help 拒绝别人
的帮助② throw away;put aside 抛弃；剔除：to reject weak seeds 剔除不好的种子

▽rejectee [reject;-ee n.] n.被拒绝者；遭剔除者
rejector [reject;-or n.] n.拒绝者；抛弃者

adjective [ad-=to 向；ject=to throw 投；-ive a.=being……的→“being thrown to a main body
被投向主体的”→]Ⅰa.① added;dependent 添加的；从属的：adjective dyes 间接染料② added
to noun as to qualify it 修饰名词的；形容词的：an adjective phrase 形容词短语→Ⅱn. word
added to a noun to qualify it 形容词：attributive adjective 定语性形容词

▽adjectival [adjectiv (e) n.;-al a.] a.形容词的

object [ob-=in the way of 在……的面前；ject=to throw 投→“something thrown in one's way
被投放在眼前的物体”→] n.① things observed or material things 客观物；物体：shining objects
发光体② things aimed at, or purpose 目的物；对象：an object of study 研究对象③ word or
group of words aimed at by a verb or preposition（动词或介词的）宾语：the object of a transitive
verb 及物动词的宾语

▽objective [object;-ive a.] a.客观的；宾语的
objectify [object;-ify v.] v.使客观化；使具体化

subject [sub-=under 在……之下；ject=to throw 投→“to throw under one's control 投在某人
控制之下”→]Ⅰv. throw or bring under control 使受制，使隶属：Accient Rome subjected most
of Europe to her rule.古罗马帝国使欧洲大部分臣属于它。→Ⅱa. subordinate 从属的：a subject
state 属国→Ⅲ n.① one who is subject to a sovereign 臣民：the subjects of a king 国王的臣民
② that which subjects the purpose of speaking or writing 主题； 题目： the subject of
conversation 谈话的主题③ the part in a sentence which subjects 主语：“I”is the subject in“I
see the cat”.“I”是“I see the cat”的主语。

▽subjective [object;-ive a.] a.主语的；主观的

deject [de-=down 下；ject=to throw or cast 投，抛→“to cast down in spirit 情绪抛落下去”→]
v. discourage;make sad or gloomy 使沮丧；使气馁：She looked dejected.她显得垂头丧气的。

Throw N Subject 投→“To Thrown V Project Cast