These days, the comments are more acerbic.

而这些天，人们对他的评论更为尖酸。

youdao

The anecdotes of Jim's gruff criticisms, his searing, acerbic comments on writers' stories, are legion.

FORBES: James W. Michaels

If acerbic comments in the Daily Mail matter to Barclays' non-executives, they will pause for a moment before offering him the post.

BBC: Barclays: Winters and O��Donnell tipped for top jobs