Selective roentgenography
[医] 居民抽检X线照相术
🗣️ 情景例句
The patient showed a marked improvement.
病人病情显著好转。
it is both simple and elegant, fulfilling its designer's dream to create 'an enormous object drawn as faintly as possible'.
但它的结构简单,造型优美,实现了设计者企图创造一个“尽量用细线条勾画出一个庞然大物”的梦想。
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