As for the earlier, we recuperated the still-existing pavements in limestone cobbles and filled in the remnant parts with gravel.
早前，我们用石灰岩鹅卵石调整现存路面，并用碎石填充剩下的部分。
2
A lot of business is still done over the phone, and much of it is based on trust and existing relationships.
许多业务仍然是通过电话完成的，其中很多是基于信任和现有的关系。
3
It must also be appreciated that many important new bio-products will still be synthesized chemically from models derived from existing biological molecules.