activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:padding="10dp">

    <ScrollView
        android:layout_above="@id/Options"
        android:layout_width="match_parent"
        android:layout_height="match_parent">
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:orientation="vertical">

            <EditText
                android:id="@+id/SourceLang"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:hint="enter text"
                android:minHeight="60dp"
                android:gravity="top"
                android:textSize="25dp">
            </EditText>

            <TextView
                android:id="@+id/TranslatedLang"
                android:layout_marginTop="10dp"
                android:textSize="25sp"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:text="">
            </TextView>
        </LinearLayout>
    </ScrollView>

    <LinearLayout
        android:id="@+id/Options"
        android:gravity="center"
        android:layout_above="@id/translatebtn"
        android:orientation="horizontal"
        android:layout_width="match_parent"
        android:layout_height="wrap_content">

                <Spinner
                    android:id="@+id/sourcelangchoice"
                    app:cornerRadius="25dp"
                    android:layout_weight="1"
                    android:minHeight="48dp"
                    android:layout_marginStart="8dp"
                    android:layout_marginTop="8dp"
                    android:textColor="@color/white"
                    android:layout_marginEnd="8dp"
                    android:layout_marginBottom="8dp"
                    android:padding="10dp"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content">
                </Spinner>

        <ImageView
            android:src="@drawable/ic_baseline_arrow_forward_24"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content">
        </ImageView>

                <Spinner
                    android:id="@+id/translangchoice"
                    android:layout_width="wrap_content"
                    android:layout_marginStart="8dp"
                    android:minHeight="48dp"
                    android:layout_marginTop="8dp"
                    android:layout_marginEnd="8dp"
                    android:layout_marginBottom="8dp"
                    android:textColor="@color/white"
                    android:padding="10dp"
                    android:layout_weight="1"
                    app:cornerRadius="25dp"
                    android:layout_height="wrap_content">
                </Spinner>

    </LinearLayout>

    <com.google.android.material.button.MaterialButton
        android:id="@+id/translatebtn"
        android:layout_alignParentBottom="true"
        android:layout_width="match_parent"
        android:text="TRANSLATE"
        app:cornerRadius="50dp"
        android:layout_height="wrap_content">
    </com.google.android.material.button.MaterialButton>

</RelativeLayout>