事先的

The actor mouthed the words of the recorded song.

演员不出声地哼着那首已经事先录好音的歌曲。

The platoon made its way to the pre-arranged rendezvous in the desert.

这个排向事先约定的沙漠中的会合点进发。

The witness at the trial had been carefully primed by defence lawyers.

被告律师对出席审讯的证人事先作仔细的指导。

7 Permanent weld backing bars, consumable inserts and nonconsumable insert rings are not permitted without prior written approval from SECCO.

事先没有赛科公司的书面批准，不允许有永久焊接的支撑杆、熔化性嵌条和不可熔嵌环。

There was a half of bason of offwhite barnyard grass flour on the chopping board, it looked like arranging for in advance.

案板上放着半脸盆灰白色的稗子面，看来是事先给我准备的。

To suppress the interference of amide groups in the amorphous phase,the film was placed in heavy water for 4 weeks for deuteration and the deuteration rate was determined.

为排除非晶区域酰胺基团的影响,事先对尼龙1010的样品膜进行氘代,并测最终氘代率。