They aimat improving quality rather than increasing quantity.
他们的目的在于提高质量而不是增加数量。
2
We teenagers should aimat contributing something useful to the society.
我们青年人应该以为社会做贡献为目标。
3
Military researchers are looking to combine an acoustic gunshot detector with a dazzling laser that will startle shooters who take aimat American helos.