背景介紹 / Background美國總統川普近期宣布對墨西哥、加拿大和中國等國家加徵關稅，對全球貿易格局產生重大影響。此舉預計將於二月份生效，作為其「美國優先」政策的一部分。由於台灣在經濟上與美國和中國關係密切，這將如何影響台灣的經濟和產業？Recently, U.S. President Donald Trump announced tariffs on Mexico, Canada, and China, significantly impacting global trade. This move, part of his “America First” policy, is expected to take effect in February. Given Taiwan’s economic ties with both the U.S. and China, how will this affect Taiwan’s economy and industries?關稅是政府對進口商品徵收的稅款，旨在保護本國產業