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Language Point 31
...and saving lives through CAT scans and surgery. (Para. 17)
CAT scan: computerized axial topography scan
計算機化X射線軸向分層造影掃描；CAT掃描
surgery: n. 1. treatment of diseases or injuries by operation on the body
oral surgery 口腔外科
cosmetic surgery 美容外科
2. medical operation
Many lives have been saved by surgery.
外科手術拯救了很多人的生命。
Heart surgery is much more common these days than it was even ten years ago.
現在心臟手術比10年前更為常見了。
The patient's condition is serious; surgery is needed.
病人的情況很嚴重，需要做手術。
