■ exposed to

直译是“暴露”，但也可以表示非自己主动的“接触”。

• It was later established that both children were exposed to cocaine during the pregnancy.后来查明，两个孩子在母胎期间都曾经接触过可卡因。

• flourish
• foe
• follow
• following
• fool
• foot
• football
• football 与 soccer
• for
• for
• for
• for
• for
• for all that
• forbid
• forbid 与 prohibit
• forecast
• forever
• forget
• forgive
• for granted
• for that matter
• for...to
• forward
• for 与 in