常用結構和句型有:
(should 十)v(應)做某事
should + be + -ed 應(被做某事)
make sure 十(that) ... 查明,核實,確保…
see (to it)that ... 意使…,務必使…
Do not bend/ touch. 勿弄彎/切勿觸摸。
Shake before use. 使用前搖勻。
Twist to remove cap. 擰開蓋子。
Handle with care! 小心輕放!
Place some copper sulphate crystals on a filter paper.
在濾紙上放些硫酸銅結晶。
Arrange two electrodes in the electrolyte so that they are vertical and at a distance from each Other.
在電解液中放兩個電極,使其處于垂直位置,并相隔一定距離。
Construction workers should wear safety helmets at all times.
施工人員任何時候均應戴安全帽。
These machines should be handled with great care.
搬動這些機器應十分小心。
Safety precautions should be observed at all times.
任何時候都應遵守安全預防措施。
Make sure there is no collection of moisture.
務必查明未積潮氣。
See to it that all troubles are / should be eliminated .
務必要排除所有故障。
If c (A)=0, go to location N to get next instruction , otherwise do nothing .
如果 c (A)=0,轉(zhuǎn)移到 N 單元取下條指令,否則不做。
責任編輯:admin