You can listen to it, or take up playing an instrument in your spare time.
你可以听听它，或者在业余时间玩玩乐器。
Instrument that can be converted to cash in a very short time.
可以在很短时间内转换成现金的票据。
At that time, instrument makers were creating timpani, which were bigger in size and sound.
而在那时，乐器制造者开始改造定音鼓，把定音鼓的体积和声音都变得更大。
The instrument used at that time was new.
当时所用的仪器是新式的。
It was the first time that mankind had used an instrument to detect an earthquake.
这是人类第一次用仪器测报地震。
An hourglass was an instrument used to measure time in ancient times.
漏刻是古代的计量时间的仪器。
Objective: to probe into the conserving time of combat operating instrument set in natural environment.
探讨战备手术包存放在自然环境下的保存时限。
Objective: to probe into the conserving time of combat operating instrument set in natural environment.
探讨战备手术包存放在自然环境下的保存时限。
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