前，先

例句与用法

First pet and cb were dried in a vacuum oven at 100 ? overnight
实验前，先将原材料pet及乙炔炭黑( cb )进行干燥。
To assist absorption , rinse mouth with water prior to dosing
为了有助于吸收，请在使用顺势产品前，先用清水漱口。
I shall wipe my mouth before drinking , so that my glass remains clean
喝水前，先擦一下嘴巴，这样就可以保持杯子乾净。
So before creating the bpel process , you need to create the java service first
所以创建bpel流程前，先要创建java服务。
Before each feed , check the digestion and the position of the tube
喂食前，先测试长者的消化情况，以及胃管的位置是否正确
Let her talk out her ideas for a while before you begin asking questions
在你问问题前，先让她花些时间把她的想法说出来。
It is situated at the corner of connaught road and morrison street , sheung wan
提醒您在出发前，先得知道逛街购物的最佳去处！
Beware of employers who ask for background checks before offering you a job
小心那些在提供工作前，先要核查你背景资料的雇主。
Express some milk before you feed the baby , to release some tension in the breast
喂哺前，先挤出一些乳汁，以减低乳房的压力。
Look to the right , to the left and to the right again before you turn into a main road
在转入大路前，先看右，再看左，然后看右。