1) The old man seated himself by the fire.
老人在炉旁坐下。
2) The old man squatted by the fire.
老人蹲在炉火旁.
3) The old man squatted down by the fire.
老人蹲在炉火旁。
5) I took my place at the desk.
我在书桌旁坐下。
6) He sat down at my side.
他在我身旁坐下。
参考词条