discreet

adj.

1. 谨慎的, 慎重的, 考虑周到的
   • I should make a few discreet enquiries about the firm before you sign anything.
     我应先审慎打探一下这家公司的底细, 然后你再签字。
   • He is very discreet in giving his opinions.
     发表意见他十分慎重。
   • It wasn't discreet of you to ring me up at the office.
     你打电话到我办公室真是太鲁莽了。