To begin with, people may feel stressed when there is something important to do.
首先，人们会在处理重要事情时感到压力。
Let's get back to idioms that begin with the word "hit".
让我们回到以单词“hit”开头的习语。
If you are hoping to form a new relationship tread carefully and slowly to begin with
如果你希望建立新的关系，首先要慎重行事，不要着急。
To begin with he was Prince Charming.
首先，他是一个白马王子。
'What do scientists you've spoken with think about that?' — 'Well, to begin with, they doubt it's going to work.'
“跟你聊过的科学家是怎么看的？”——“嗯，首先，他们怀疑这能否行得通。”