/æz/
作为；当作
used to indicate the role, function, or quality of someone or something
当...的时候；一边...一边
while; during the time that
因为；由于
because; since
as well
也；同样
as soon as
一...就...
as a result
结果；因此
She works as a teacher.
她是一名教师。
He waved as he left.
他离开时挥了挥手。
As you were out, I left a message.
因为你不在，我留了言。
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