Degressive cost
出国 Abroad[经] 递减费
🧩 词语组成解析
a. 下降的, 递减的
cost
[kɔst]
n. 价钱，代价;花费，费用;牺牲;[用复数][法律]诉讼费;
vi. 价钱为，花费;估计成本;
vt. 付出代价;估价;使丧失;使付出努力;
🗣️ 情景例句
I frankly don't know what to do about it.
我真不知道该怎么解决。
Whom will you invite to the meeting?
你将邀请谁参加会议？
Moreover, as soon as new knowledge is acquired, it is now turned to practical account.
而且，新知识一旦获得，便得到实际应用。