Heptane dicarboxylic acid
[化] 壬二酸
?? 詞語組成解析
n. [化]庚烷
[化]二羧基的
??? 情景例句
When you have nothing to do, time goes slowly.
你沒事做時，時間便過得很慢。
He tried to sell me his lousy radio.
他想把他那臺破收音機賣給我。
There has long been a superstition among mariners that porpoises will save drowning men by pushing them to the surface, or protect them from sharks by surrounding them in defensive formation.
長期以來，海員中流傳著一種迷信的說法，認為海豚會把快要淹死的人托到水面，救人性命；或在人們周圍列隊保護，使他們免遭鯊魚傷害。