J-1
jail 
[a prison for those waiting to be tried for a crime or for those serving sentences for crimes that are not serious]
He was sentenced to ten days in jail.

jewel 
[a valuable stone, such as a diamond or emerald]
She keeps her valuable jewels at the bank.

job [the work that one does to earn money]
Jean has a new job at an Internet company.

join 
[(1) to put together or come together; (2) to become part of or a member of]
I can join the two broken parts together. (1)
We invited her to join our study group. (2)

joint 
[shared by two or more]
We made a joint agreement not to meet next week.

joke 
[something done or said to cause others to laugh]
Have you heard any new jokes?

judge 
[(1) to form an opinion about; (2) to decide a question, especially a legal one ; (3) a public official who decides problems of law in a court] 
I helped judge the writing ability of each person in the competition. (1)
The jury judged the two men guilty of all charges. (2)
The judge in traffic court hears many cases every day. (3)

jump 
[to push down on the feet and move up quickly into the air]
How high can you jump?

jury 
[a group of people chosen to decide what is true in a trial]
The jury found him guilty.

just 
[(1) only; (2) very shortly before or after the present; (3) at the same time; (4) what is right or fair]
Help me for just a minute. (1)
He just left. (2)
He left just as I came in. (3)
The law is just, in my opinion. (4)

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J-1
jail 
[a prison for those waiting to be tried for a crime or for those serving sentences for crimes that are not serious]
He was sentenced to ten days in jail.
彼は10日間の拘置を申し渡された。

jewel 
[a valuable stone, such as a diamond or emerald]
She keeps her valuable jewels at the bank.
彼女は自分の高価な宝石を銀行に保管している。

job [the work that one does to earn money]
Jean has a new job at an Internet company.
ジーンはインターネット会社に新しい職を得ている。

join 
[(1) to put together or come together; (2) to become part of or a member of]
I can join the two broken parts together. (1)
私は2つの壊れた部品をくっつけることができる。
We invited her to join our study group. (2)
私たちは自分たちの学習グループに参加するよう彼女を誘った。

joint 
[shared by two or more]
We made a joint agreement not to meet next week.
私たちは来週会わないという協約を交わした。

joke 
[something done or said to cause others to laugh]
Have you heard any new jokes?
何か新しい冗談を聞きましたか？

judge 
[(1) to form an opinion about; (2) to decide a question, especially a legal one ; (3) a public official who decides problems of law in a court] 
I helped judge the writing ability of each person in the competition. (1)
私はコンテストでそれぞれの人の記述能力を評価する手伝いをした。
The jury judged the two men guilty of all charges. (2)
陪審員は2人の男たちがすべての告発に有罪であると判定を下した。
The judge in traffic court hears many cases every day. (3)
交通裁判所の判事は毎日多くの事件の審理をする。

jump 
[to push down on the feet and move up quickly into the air]
How high can you jump?
どのくらい高く飛び上がれますか？

jury 
[a group of people chosen to decide what is true in a trial]
The jury found him guilty.
陪審員は彼に有罪の判決を下した。

just 
[(1) only; (2) very shortly before or after the present; (3) at the same time; (4) what is right or fair]
Help me for just a minute. (1)
ほんの少しの間、私を手伝ってください。
He just left. (2)
彼はたった今帰ったところだ。
He left just as I came in. (3)
彼は私が入って来たときに出ていった。
The law is just, in my opinion. (4)
私の意見としては法律は公正なものです。

(c) 2001 Educommons L.P.
http://www.eigozai.com