“在该领域”常见的英文表达有“in this field”“in the field” 或 “in this particular area”(后一种表述中“particular”可强调领域的特定性) 。例如:
He has made significant contributions in this field.(他在该领域做出了重要贡献。)
The company is a leader in the field of artificial intelligence.(这家公司在人工智能领域处于领先地位。 )
They are conducting in-depth research in this particular area.(他们正在该特定领域开展深入研究。 )