form.ShowDialog(this)this指的是什么?

form.ShowDialog(this)this指的是什么? if (form.ShowDialog(this) = DialogResult.public void _doAddRole() {AddRoleForm form = new AddRoleForm();if (form.ShowDialog(this) = DialogResult.OK)return;} Form this moment JS代码,onkeydown=gbcount(this.form.gb_word,this.form.total,this.form.used,this.form.remain);onkeyup=gbcount(this.form.gb_word,this.form.total,this.form.used,this.form.remain); form now on carry this... onBlur=check(this.form,this) fill up the form还是 fill up with this form PIR form Would you fill p this PIR form please fill in this form in VC this->Text = LForm; L the,this,that三个单词分别怎么用?the form和 this form的区别 Piease fill out this form firstPiease______ ______ _____this form first改成同义句 make nine longer words form this word啥意思 The mountains form a b_____ to this phtograph. this parents is form your letter the连词成句 Let's read form the b______ of this book 英语翻译“put this equation in the form of logistic function How is this different form that of your parents' generation?