稀松

lax style of work

be slack in one's work

Jack of all trades and master of none.

Bad management has put the company in a difficult financial position.

His work is slipshod.

His English is limited.

He is a poor/mediocre actor.

The service was bad/pathetic. / The service was not up to much.

have inadequate ability; be incompetent

Divorce seems to have become commoner nowadays.

Those trivial matters are not worth talking about.

The soil is thin and loose.