編按：作者表示，「那年，父親七十九歲，中年曾動過心臟手術的他，身體雖稱不上硬朗，但生活打理、行動力皆自在裕如， […] A bomb cyclone is often a immediate drop in air stress �?no less than 24 millibars in 24 hrs �?and sometimes is over or near oceans or seas mainly because it requires warm moist air smacking into cold dry air, coupled with volatile temperature through the jet https://liantong.com.tw/%e6%96%b0%e7%ab%b9%e6%88%bf%e5%b1%8b%e4%ba%8c%e8%83%8e%e8%b2%b8%e6%ac%be%e8%a9%b3%e7%b4%b0%e6%94%bb%e7%95%a5%ef%bc%9a%e6%8f%90%e4%be%9b%e8%b3%87%e9%87%91%e5%bd%88%e6%80%a7%e7%ae%a1%e7%90%86/