Simone
o to o释义：
o, o
例句：
After completing the trail and arriving back on Shek o Road, it's worth while continuing on to Shek o village and beach, either by bus or, as we did, on foot.
在走完这条小路，到达石澳路的背后之后，继续去石澳村和沙滩是很值得的，可以坐公共汽车，或者像我们那样，走路。
b to b释义：
企业对企业（电子商务的一种，Business to Business）
例句：
B So, the rate determining step is the first one, a goes to B.
那么，第一个是决定反应速率的步骤，A到。
