3. Decades ago, in vitro fertilization was a _____ technology but now it’s an ordinary type of
treatment for infertility issues.
(A) cutting-board
(B) cutting-edge
(C) cutting-down
(D) cutting-up
詳解 (共 3 筆)
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幾十年前,體外受精是一項尖端技術,但現在...
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幾十年前,體外受精是一種__尖端的___...
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您好!以下是您要求的片語:cuttin...