make/take an objection to 对...表示反对
 
obstacle to 成为...的障碍
 
bring/put into operation 手术；操作，运转，运算
 
come/go into operation 实行，生效
 
place an order for sth. with 向...定购某物
 
keep pace with 与...并驾齐驱，共同前进
 
take pains 努力，尽力，下苦功
 
play a part (in) (在...中)扮演角色，参与
 
take part in 参加
 
take place 发生，进行，举行