No explanation was offered, still less an apology.
連個解釋都不給，就更不用說道歉了。
He's ignorant about modern technology.
他對現代科技一無所知。
The library has a large biology section.
這個圖書館有大量的.生物學藏書。
Brief introduction of studies on insect Endocrinology and its achievements in China
昆蟲內分泌研究簡況和中國的成就