1.
Mr. Robinson wants to pay in kind for the bike.
鲁宾逊先生想以实物交换来获得这辆自行车。
2.
Experimental Study of Oxgen Isotopic Fractionation in Carbonate Water-rock Interaction;
碳酸盐矿物的氧同位素交换实验研究
3.
interchange gifts [letters]
交换礼物 [信件]
4.
On these islands a system of barter is used
在这些岛上仍然实行着物物交换的制度。
5.
To make an exchange of one thing for another.
交换用一物与另一物进行交换
6.
Experimental Studies on the Heat Exchange between Solid Heat Carriers and Biomass Chars
固体热载体与生物质半焦热交换实验研究
7.
Study on the Transesterification Reaction of Biodiesel with Soybean Oil
大豆油酯交换制备生物柴油的实验研究
8.
uliar to a seminatural economy
半自然经济的物物交换
9.
The Design and Implementation of Service Switch in Softswitch;
软交换业务交换子系统的研究与实现
10.
Design and Implement of the Switch Application Logic of PCI Express Switch
PCI Express交换器交换模块的设计及实现
11.
and exchange gifts and greetings.
交换礼物，互致问候。
12.
gifts exchanged as a pledge of friendship
交换的象徵友谊的礼物.
13.
exchange present
互赠礼物，交换礼品
14.
Convention concerning the International Exchange of Publications
国际间交换出版物公约
15.
base-exchanging compounds
碱［阳离子］交换化合物
16.
Most trade was still done by barter.
大部分交易仍采用物物交换的方式。
17.
ESSEX (Experimental Solid State Exchange)
实验固体电话交换机
18.
experimental packet-switched service, EPSS
实验性分组交换服务网