He would concern himself solely with the plight of the hostages.是什么意思？

He would concern himself solely with the plight of the hostages.

他唯一关心的是人质的危险处境。

he

pron. 他，它，一个人；n. 雄性动物；

例句
Logic had prevailed and he had abandoned the idea.
最终理智占了上风，他打消了那个念头。

would

aux. 将，将要，愿意，会，打算，大概；v. (will 的过去式，用于转述)将；

例句
I would love to go abroad this year, perhaps to the South of France.
我今年很想出国，可能是去法国南部。

concern

vt. 涉及，关系到，使关心，使担忧，参与；n. 关心，关系，有关，顾虑，公司或企业；

例句
Several studies point to a real cause for concern over the adequacy of the diet eaten by British children.
针对英国儿童膳食质量的担忧，数份研究将矛头指向了同一根源。

himself

pron. （反身代词）他自己，（用以加强语气）他亲自，他本人；

例句
He pleaded guilty before a court martial to absenting himself without leave.
在军事法庭上他对自己擅离职守表示服罪。

solely

adv. 唯一地，仅仅，独一无二地，纯粹；

例句
He would concern himself solely with the plight of the hostages.
他唯一关心的是人质的危险处境。

with

prep. 和，跟，随着，关于，和…一致；

例句
A waiter entered with a tray...
侍者端着托盘进来了。

the

art. 指已提到的人（物），指说话人与听者已知的人（物），用于独一无二的事物前，与形容词最高级和序数词连用；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

plight

n. 境况，困境，誓约；vt. 保证，约定；

例句
...the government's belated attempts to alleviate the plight of the poor.
政府一再拖延的扶贫举措

of

prep. 关于，属于…的，由…制成；aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气]；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

hostages

n. 人质( hostage的名词复数 )；

例句
Prisoners armed with baseball bats used the hostages to hold police at bay.
手持棒球棒的囚犯们挟持了人质，使警察无法靠近。