Facultative parasitism
[醫] 兼性寄生
?? 詞語組成解析
a. 授權的, 機能上的, 才能上的, 能力上的, 兼性的, 可選擇的, 任意的\\n[化] 兼性的
n. 寄生, 寄生習慣, 寄生狀態, 寄生現象\\n[醫] 寄生; 寄生物感染
??? 情景例句
I don't like to travel during the holiday season.
我不喜歡在放假的季節去旅游。
At twelve o'clock midnight people blow horns, yell, and kiss each other to welcome in the New Year.
到了午夜十二點，大家都吹吹喇叭、高聲喊叫、相互接吻來慶祝新年。
Please sign here to show that you have received the money.
請在這兒簽字以表明你已收到這筆錢。"