to use one's authority to gain an advantage
利用自己的权力获得优势 (liyong ziji de quanli huode youshi)
"He pulled rank to get the last seat on the plane."
"他利用职权得到了飞机上的最后一个座位。" (ta liyong zhiquan dedao le feiji shang de zuihou yi ge zuowei)
to greet someone very kindly and enthusiastically
to trust or rely on someone or something
Something that shows potential but fails quickly
In the planning or design stage
to create innovations that shape future technology
without proper planning, failure is inevitable