I can start it off at a certain position which I can choose.

我可以在某一个位置，释放它，位置我可以选择。

youdao

It pisses me off when they start moaning about going to war.

当他们开始抱怨起参战的时候，我很恼火。

《柯林斯英汉双解大词典》

Getting back into exercise can be a challenge in the best of times, but with gyms and in-person exercise classes off-limits to many people these days, it can be tricky to know where to start.

在境况最好的时候，重新开始锻炼身体也可能是一项挑战，但如今许多人都无法去健身房或参加面授的健身课程，就更是连从何处入手都很难知道。

youdao

They wanted to start a fight. They would wait for someone to be brave enough to try to hit it off.

VOA: special.2010.01.17

I was going to say when you first start doing this, even people who have been doing it for a long time still go off on ten-minute daydreams before realizing that their minds were wondering.

我本想说第一次尝试时，但即便是修行多年的人,也会走神十分钟之久,方才意识到自己刚做了白日梦。

普林斯顿公开课 - 人性课程节选

It helps me start off my day,

它帮助我开启新的一天，

英语写作：技巧 - SpeakingMax英语口语达人

To start it off, the anti-Putin coalition wanted to hold a Monday evening rally on Lubyanka, down the street from Red Square.

WSJ: The Weekend Interview with Alexei Navalny: The Man Putin Fears Most

Peca, who recorded the first multiple-goal game of his college career and now has 15 tallies this season, beat Troy Grosenick with a backhander off a rebound scramble 9:46 in to start it off.

WSJ: Quinnipiac earns Frozen Four bid, beats Union, 5-1

And I've been thinking that the very first one, the one you push to start it all off, must have been when Vivi slipped off our bell tower and nearly died, fifty-nine years ago.

NPR: Excerpt: 'The Sister'