质量作用定律只适用于基元反应,对于非基元反应,只能对其反应机理中的每一个基元反应应用质量作用定律。
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(meaning) to mark (an event or special occasion)by enjoying oneself,publicly or privately.
A. describe
B. explain
C. introduce
D. celebrate
(meaning)to see or describe (a future happening) in advance as a result of knowledge,experience,thought.
A. consider
B. practise
C. predict
D. attempt
(meaning) a person who takes part in or has a share in an activity or event.
A. participant
B. colleague
C. professor
D. follower
(meaning) a printed table that lists the days,weeks,and months of the year.
A. diary
B. timetable
C. calendar
D. schedule