by design
有意地
例句与用法：
I don't know whether they did it by accident or by design.
我不知道他们这样做是偶然的，还是故意的。
He made that remark by design.
他故意那样说。
by design
有意地
例句与用法：
I don't know whether they did it by accident or by design.
我不知道他们这样做是偶然的，还是故意的。
He made that remark by design.
他故意那样说。