您要查找的是不是：
- trumental insemenation 机械授精
- The blunder made the underground i trument undergo an undermining of the thunderbolt. 这个失策让地下仪器经受了一次雷电的破坏。
- Effects of Trehalose inSemen Diluents on Function and Membrane Integrity of Goats Spermatozoa[J]. 引用该论文 任有蛇;岳文斌;田亚丽;张建新;吕丽华.
- Lighten The Burden On Students I am very disa ointed not to be able to go to see a film with my friends, to play my favorite musical i trument, or to watch TV with my family in the evening. ( 150 words) 减轻学生负担 我为不能和朋友一块去看电影，不能弹奏我最喜欢的乐器，不能在晚上与家人一块看电视而沮丧。
- I'd probably learn a musical i trument if I had the time; 如果有时间的话,我很可能学习一样乐器;
- instrumental insemenation 机械授精
