Complementary trade
[经] 补偿贸易
🧩 词语组成解析
complementary
['kɑmplə'mɛntri]
adj. 互补的;补充的，补足的;
com加强+ ple填满+ ment表名词 + ary...的 →complement填满=补充+ ary...的 → 补充的
trade
[tred]
n. 贸易;行业;<美>顾客;买卖;
vt.& vi. 交易，经商;
vt. 交换;经营…交易，做…的买卖;
vi. 贸易;买卖;以物易物;
🗣️ 情景例句
I would like to live somewhere near the university, or at least on a bus line.
我想住在大学附近，或者至少有公共汽车直达。
I envy you.
我羡慕你。
and we have only to turn to that extraordinary discovery of echo-location in bats to see a case in which the voice plays a strictly utilitarian role.
我们只要看一看蝙蝠回声定位这一极不寻常的发现，就可以探究一下声音在什么情况下有绝对的实用价值。