Be beneficial to...
对...有益, 有助于...
🧩 词语组成解析
be
[bi]
v. 是;有，存在;做，成为;发生;
aux. 用来表示某人或某物即主语本身，用来表示某人或某物属于某一群体或有某种性质;
🗣️ 情景例句
He says it's to save the taxpayers' money,
他说这是为了要节省纳税人的钱，
His words please her.
他的话使她高兴。
So it is a comparatively simple step from locating the sea bottom to locating a shoal of fish.
从测定海深到测定鱼群，这一进展比较容易。