彼は視力が弱い。

彼は視力が弱い。

He has poor eyesight.

彼(かれ)は視力(しりょく)が弱(よわ)い。

Kare wa shiryoku ga yowai.

彼 (かれ)

he; him; his; boyfriend

は (は)

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

視力 (しりょく)

eyesight

が (が)

indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and

弱い (よわい)

weak; frail; delicate; tender; unskilled; weak (wine)

Readings: ヒ、かれ、かの、か.の

Meanings: he, that, the

Readings: シ、み.る

Meanings: inspection, regard as, see, look at

Readings: リョク、リキ、リイ、ちから

Meanings: power, strength, strong, strain, bear up, exert

Readings: ジャク、よわ.い、よわ.る、よわ.まる、よわ.める

Meanings: weak, frail