cautioned 

  1. 動詞
caution過去式與過去分詞:
及物動詞:
警告...(人)
告誡...(人)
使...(人)小心
cautioned against ...(物):
警告大家不要用...
告誡大家不要用...
cautioned against ...(事):
提醒大家不要有...

    同義字詞
advise,alert,forewarn,wake,warn

例句

  1. One director, B, was arrested, cautioned and charged.
  2. There is "no excuse for not trying," Obama cautioned .
  3. Only a few people cautioned the council to slow down .
  4. The task force cautioned its findings are preliminary.
  5. Some American figures have cautioned against this issue.