整理 J 動詞や名詞の意味を広げる文法形式 教科書 p.96
The pattern expands the verb/noun meaning
接続：Vます remove ます + にくい
difficult to do. Difficult due to the objective nature of the object or action.
注意 / Note：Check the subject, tense and tone of both clauses; Avoid translating word for word from Vietnamese.
比較 / Compare：Compare with similar samples in the same article to choose according to nuance and connection. Same 課: 〜かける／〜かけだ／〜きる／〜通す／〜出す／〜やすい／〜づらい／〜すぎる／〜がちだ／〜らしい／〜っぽい／〜のようだ／〜みたいだ／〜だらけだ — these models are often mistaken for each other, read the 接続 line carefully and then decide.
この字は読みにくいです。
This word is difficult to read.
この靴は歩きにくいです。
These shoes are difficult to wear.
この画面は日光の下では見にくいです。
This screen is difficult to see in sunlight.