vacuum drop
真空下降
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Inspired by his dentist, Kelman figured out a way to use an ultrasound probe to disintegrate the cataract, a tiny vacuum to pull out the pieces, and a small incision to drop in the new lens.
FORBES: We Probably Spend Too Little On Health Care (Unless You're Peter Orszag)
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