竟争的英文：
send under

参考例句：

Monopolistic competition
垄断竟争

Internal machine is permitted to use proxy without challenge.
内部机器不需竟争就允许使用代理。

macarthur surmised that competition equations should be considered as first elements of a Taylor series
麦克阿瑟推测，竟争方程应被看作为泰勒级数的首要元素。

send是什么意思：
v. 发送，寄；派遣；发射；传达

send in an account
开送帐单|报帐

God sends meat and the devil sends cooks
鲜肉由天次,劣厨乃鬼遣

God sends meat and the devil sends cooks.
上帝赐给食物，魔鬼派来厨师。

Send the memo by express mail.
把这份备忘录用快递寄出。

Send a message by radio
用无线电发送讯息；发报

under是什么意思：
prep. 在…下面；少于adv. 在下面
adj. 下面的，较低的

Under the hammer
被拍卖

under the ground;swam under water.
在地下；游到水下

Under water, famine; under snow, bread.
洪水造饥馑，瑞雪兆丰年

The coin rolled under the bed.
硬币滚到床底下去了。

You are under the scrutiny of the police
你现在受到警察的监视。