另一名持枪警察和那两名警察会合了。The two policemen were joined by another policeman also carrying a pistol.他得到指挥官的许可来与我会合。He got permission from his commanding officer to join me.确保在另一边与他们会合。Make sure to meet them at the other end....
Our survey revealed that these allergies were mainly one-offs.我们的调查显示这些过敏多为一次性反应。There were also several accidents mainly caused by engine failures on take-off.还有几次事故主要是起飞时引擎出现故障造成的。He raises crops mainly for the use of ...
The water increases the activity of the catalyst, and the isooctanol improves of the catalyst greatly.微量水分的存在对催化剂的活性有很大促进作用.The device which has high real - time character improves the reliability of the switch - disconn...