日入一词_89：mar

Unfortunately, the perception of BOL remains marred by the many years of criticism and, in some cases, its limited content.

verb /mɑr/

to make something less attractive or enjoyable. SYN  spoil

to ruin the beauty or perfection of (something) : to hurt or damage the good condition of (something).

to damage or spoil sth good. SYN blight, ruin

to spoil something, making it less perfect or less enjoyable.

to spoil something.

To mar something means to spoil or damage it.

Their wedding was marred by the death of Jenny’s mother a week earlier.

A frown marred his handsome features.

A large scar marred his face.

Her acting mars an otherwise great movie.

The report is marred by numerous errors.

a car marred by scratches. /skrætʃ/

Sadly, the text is marred by careless errors.

It was a really nice day, marred only by a little argument in the car on the way home.

I hope the fact that Louise isn't coming won't mar your enjoyment of the evening.

The beauty of the bay was marred by tall concrete hotels.

A number of problems marred the smooth running of this event.

That election was marred by massive cheating.