Polyfluorohydrocarbon
[化] 多氟烴; 多氟代烴
??? 情景例句
Just try to be patient.
盡量耐心一點(diǎn)。
This is destiny.
這是命運(yùn)的安排。
Shortly after this the famous H. M. S. Challenger expedition established the study of the sea-floor as a subject worthy of the most qualified physicists and geologists.
此后不久，英國(guó)著名的“挑戰(zhàn)者”號(hào)艦艇對(duì)海底的那次考察，把對(duì)海床的研究確立為一個(gè)值得一流物理學(xué)家和地質(zhì)學(xué)家從事的研究課題。