Incidental cost
出國 Abroad[經] 附帶成本
?? 詞語組成解析
incidental
[[?insi'dent?l]]
a. 附帶的, 偶然的, 容易發生的\\nn. 附帶事件
cost
[k?st]
n. 價錢，代價;花費，費用;犧牲;[用復數][法律]訴訟費;
vi. 價錢為，花費;估計成本;
vt. 付出代價;估價;使喪失;使付出努力;
??? 情景例句
There's a phone number --
這有電話號碼，
Who called a while ago?
剛才誰在打電話？
Train compartments soon get cramped and stuffy.
車廂很快就變得擁擠、悶熱，